Merge pull request #618 from LumpBloom7/dependabot/nuget/NUnit-4.2.2

Bump NUnit from 4.1.0 to 4.2.2

Author: LumpBloom7

osu.Game.Rulesets.Sentakki.Tests/osu.Game.Rulesets.Sentakki.Tests.csproj

@@ -11,7 +11,7 @@
     </PropertyGroup>
     <ItemGroup Label="Package References">
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1"/>
-        <PackageReference Include="NUnit" Version="4.1.0"/>
+        <PackageReference Include="NUnit" Version="4.2.2"/>
         <PackageReference Include="NUnit3TestAdapter" Version="4.5.0"/>
     </ItemGroup>
     <ItemGroup>