Bump xunit.runner.visualstudio from 2.5.0 to 2.5.7 (#222)

Bumps [xunit.runner.visualstudio](https://github.com/xunit/visualstudio.xunit) from 2.5.0 to 2.5.7.
- [Release notes](https://github.com/xunit/visualstudio.xunit/releases)
- [Commits](xunit/visualstudio.xunit@2.5.0...2.5.7)

---
updated-dependencies:
- dependency-name: xunit.runner.visualstudio
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/Directory.Packages.props

@@ -15,7 +15,7 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageVersion Include="FluentAssertions" Version="6.12.0" />
     <PackageVersion Include="xunit" Version="2.5.0" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.0" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="2.5.7" />
   </ItemGroup>
   <!-- SourceLink support for all Akka.NET projects -->
   <ItemGroup>