Update dependency xunit to 2.9.3

Author: renovate[bot]

src/Cake.ESLint.Tests/Cake.ESLint.Tests.csproj

@@ -24,7 +24,7 @@
         <PackageReference Include="Moq" Version="4.20.72" />
         <PackageReference Include="Shouldly" Version="4.2.1" />
         <PackageReference Include="Verify.Xunit" Version="28.7.0" />
-        <PackageReference Include="xunit" Version="2.9.2" />
+        <PackageReference Include="xunit" Version="2.9.3" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.0.0">
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>