Bump xunit from 2.5.2 to 2.5.3

Bumps [xunit](https://github.com/xunit/xunit) from 2.5.2 to 2.5.3.
- [Commits](https://github.com/xunit/xunit/commits)

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

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

Author: dependabot[bot]

tests/LinkDotNet.StringBuilder.UnitTests/LinkDotNet.StringBuilder.UnitTests.csproj

@@ -10,7 +10,7 @@
     <ItemGroup>
         <PackageReference Include="FluentAssertions" Version="6.12.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
-        <PackageReference Include="xunit" Version="2.5.2" />
+        <PackageReference Include="xunit" Version="2.5.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>