chore(deps): update dependency tunit.core to 1.22.6

Author: renovate[bot]

src/Directory.Packages.props

@@ -16,7 +16,7 @@
     <PackageVersion Include="Mocks.Maui" Version="1.2.5" />
 
     <PackageVersion Include="TUnit" Version="1.17.54" />
-    <PackageVersion Include="TUnit.Core" Version="1.17.54" />
+    <PackageVersion Include="TUnit.Core" Version="1.22.6" />
     <PackageVersion Include="Verify.TUnit" Version="31.13.2" />
     <PackageVersion Include="Microsoft.Testing.Extensions.CodeCoverage" Version="18.5.2" />
     <PackageVersion Include="Microsoft.Testing.Platform.MSBuild" Version="2.1.0" />