C#: Add change-note.

michaelnebel · michaelnebel · commit eea295a3e63e · 2025-02-13T10:38:06.000+01:00
diff --git a/csharp/ql/lib/change-notes/2025-02-13-csharp13-dotnet9.md b/csharp/ql/lib/change-notes/2025-02-13-csharp13-dotnet9.md
@@ -0,0 +1,4 @@
+---
+category: minorAnalysis
+---
+* Full support for C# 13 / .NET 9. All new language features are now supported by the extractor. QL library and data flow support for the new C# 13 language constructs and generated MaD models for the .NET 9 runtime.
