Bump XunitVersion from 2.5.1 to 2.5.3 (#6964)

Bumps `XunitVersion` from 2.5.1 to 2.5.3.

Updates `xunit` from 2.5.1 to 2.5.3
- [Release notes](https://github.com/xunit/visualstudio.xunit/releases)
- [Commits](xunit/visualstudio.xunit@2.5.1...2.5.3)

Updates `xunit.runner.visualstudio` from 2.5.1 to 2.5.3
- [Release notes](https://github.com/xunit/visualstudio.xunit/releases)
- [Commits](xunit/visualstudio.xunit@2.5.1...2.5.3)

Updates `xunit.runner.utility` from 2.5.1 to 2.5.3
- [Release notes](https://github.com/xunit/visualstudio.xunit/releases)
- [Commits](xunit/visualstudio.xunit@2.5.1...2.5.3)

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

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

Author: dependabot[bot]

src/Directory.Build.props

@@ -18,8 +18,8 @@
     <LangVersion>11.0</LangVersion>
   </PropertyGroup>
   <PropertyGroup>
-    <XunitVersion>2.5.1</XunitVersion>
-    <XunitRunnerVersion>2.5.1</XunitRunnerVersion>
+    <XunitVersion>2.5.3</XunitVersion>
+    <XunitRunnerVersion>2.5.3</XunitRunnerVersion>
     <TestSdkVersion>17.7.2</TestSdkVersion>
     <HyperionVersion>0.12.2</HyperionVersion>
     <NewtonsoftJsonVersion>[13.0.1,)</NewtonsoftJsonVersion>