Update dependency Verify.TUnit to 31.16.1

Author: renovate[bot]

Directory.Packages.props

@@ -58,7 +58,7 @@
     <PackageVersion Include="Rocket.Surgery.Extensions.Testing.SourceGenerators" Version="10.0.1" />
     <PackageVersion Include="TUnit" Version="1.28.7" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
-    <PackageVersion Include="Verify.TUnit" Version="31.15.0" />
+    <PackageVersion Include="Verify.TUnit" Version="31.16.1" />
   </ItemGroup>
   <Import
         Project="$(MSBuildThisFileDirectory)/Directory.Packages.support.props"