Bump the all-deps group with 1 update

Bumps Testably.Abstractions.Testing from 6.4.0 to 6.6.0

---
updated-dependencies:
- dependency-name: Testably.Abstractions.Testing
  dependency-version: 6.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all-deps
...

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

Author: dependabot[bot]

src/EawModinfo.Tests/EawModinfo.Tests.csproj

@@ -19,7 +19,7 @@
 		  <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 		</PackageReference>
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
-		<PackageReference Include="Testably.Abstractions.Testing" Version="6.4.0" />
+		<PackageReference Include="Testably.Abstractions.Testing" Version="6.6.0" />
 		<PackageReference Include="xunit" Version="2.9.3" />
 		<PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
 			<PrivateAssets>all</PrivateAssets>