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](xunit/xunit@2.5.2...2.5.3)

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

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

DiscordChatExporter.Cli.Tests/DiscordChatExporter.Cli.Tests.csproj

@@ -22,7 +22,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="7.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
     <PackageReference Include="ReflectionMagic" Version="5.0.0" />
-    <PackageReference Include="xunit" Version="2.5.2" />
+    <PackageReference Include="xunit" Version="2.5.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3" PrivateAssets="all" />
   </ItemGroup>