Bump NUnit from 3.14.0 to 4.4.0

---
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
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- dependency-name: NUnit
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- dependency-name: NUnit
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  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: NUnit
  dependency-version: 4.4.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Codewars/3kyu/LastDigitOfHugeNumber/LastDigitOfHugeNumber.UnitTests/LastDigitOfHugeNumber.UnitTests.csproj

@@ -9,7 +9,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
-    <PackageReference Include="NUnit" Version="3.14.0" />
+    <PackageReference Include="NUnit" Version="4.4.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
     <PackageReference Include="coverlet.collector" Version="6.0.4" />
   </ItemGroup>