Add InternalsVisibleTo for ModelingEvolution.RocketWelder.Tests

Enables integration testing of NNG transport layer from the main
RocketWelder test project.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: Rafal Maciag

csharp/RocketWelder.SDK/Properties/AssemblyInfo.cs

@@ -1,3 +1,4 @@
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("RocketWelder.SDK.Tests")]
+[assembly: InternalsVisibleTo("RocketWelder.SDK.Tests")]
+[assembly: InternalsVisibleTo("ModelingEvolution.RocketWelder.Tests")]