chore(deps): update dependency xunit to 2.9.3

Author: renovate-bot

parametermanager/api/ParameterManager.Samples.Tests/ParameterManager.Samples.Tests.csproj

@@ -13,7 +13,7 @@
     <PackageReference Include="Google.Cloud.SecretManager.V1" Version="2.5.0" />
     <PackageReference Include="JUnitTestLogger" Version="1.1.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.13.0" />
-    <PackageReference Include="xunit" Version="2.9.2" />
+    <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.0.2" />
   </ItemGroup>