fix: Update TUnit package version to 0.73.19

Signed-off-by: Martin Stühmer <me@samtrion.net>

Author: samtrion

Directory.Packages.props

@@ -26,7 +26,7 @@
     <PackageVersion Include="NUnit3TestAdapter" Version="5.2.0" />
     <PackageVersion Include="NUnit.Analyzers" Version="4.10.0" />
     <PackageVersion Include="PublicApiGenerator" Version="11.5.0" />
-    <PackageVersion Include="TUnit" Version="0.71.4" />
+    <PackageVersion Include="TUnit" Version="0.73.19" />
     <PackageVersion Include="TUnit.Core" Version="0.73.19" />
     <PackageVersion Include="Verify.MSTest" Version="31.0.2" />
     <PackageVersion Include="Verify.NUnit" Version="31.0.2" />