Fix paths in check-change-note

Library pack changes were being ignored.

Author: aeisenberg

.github/workflows/check-change-note.yml

@@ -6,9 +6,11 @@ on:
     paths:
       - "*/ql/src/**/*.ql"
       - "*/ql/src/**/*.qll"
+      - "*/ql/lib/**/*.ql"
+      - "*/ql/lib/**/*.qll"
       - "!**/experimental/**"
       - "!ql/**"
-      - ".github/workflows/check-change-not.yml"
+      - ".github/workflows/check-change-note.yml"
 
 jobs:
   check-change-note: