chore(deps): update dependency verify.xunit to v29 (#1978)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Refit.Tests/Refit.Tests.csproj

@@ -44,7 +44,7 @@
     <PackageReference Include="RichardSzalay.MockHttp" Version="$(MockHttpVersion)" />
     <PackageReference Include="Verify.DiffPlex" Version="3.1.2" />
     <PackageReference Include="Verify.SourceGenerators" Version="2.5.0" />
-    <PackageReference Include="Verify.Xunit" Version="28.16.0" />
+    <PackageReference Include="Verify.Xunit" Version="29.2.0" />
     <ProjectReference Include="..\Refit.HttpClientFactory\Refit.HttpClientFactory.csproj" />
     <ProjectReference Include="..\Refit.Newtonsoft.Json\Refit.Newtonsoft.Json.csproj" />
     <ProjectReference Include="..\Refit.Xml\Refit.Xml.csproj" />