Bump Microsoft.Extensions.Configuration.EnvironmentVariables

Bumps [Microsoft.Extensions.Configuration.EnvironmentVariables](https://github.com/dotnet/runtime) from 6.0.0 to 6.0.1.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v6.0.0...v6.0.1)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Configuration.EnvironmentVariables
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

src/Xunit.Microsoft.DependencyInjection.csproj

@@ -12,7 +12,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="6.0.0"/>
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="6.0.0"/>
     <PackageReference Include="xunit.core" Version="2.4.1"/>
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="6.0.0"/>
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="6.0.1"/>
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Abstracts\"/>