Bump xunit from 2.7.0 to 2.9.3

---
updated-dependencies:
- dependency-name: xunit
  dependency-version: 2.9.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

tests/Meilisearch.Tests/Meilisearch.Tests.csproj

@@ -16,7 +16,7 @@
     <ItemGroup>
         <PackageReference Include="FluentAssertions" Version="7.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
-        <PackageReference Include="xunit" Version="2.7.0" />
+        <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.0.2" />
     </ItemGroup>