C#: Add change note.

michaelnebel · michaelnebel · commit 4c94adb5ecc6 · 2023-01-18T10:50:04.000+01:00
diff --git a/csharp/ql/lib/change-notes/2023-01-03-genericattributes.md b/csharp/ql/lib/change-notes/2023-01-03-genericattributes.md
@@ -0,0 +1,5 @@
+---
+category: majorAnalysis
+---
+* Added library support for generic attributes (also for CIL extracted attributes).
+* `cil.ConstructedType::getName` was changed to include printing of the type arguments.
