C++: Add another entry to 'qlpack' for external models.

Author: MathiasVP

cpp/ql/lib/qlpack.yml

@@ -16,6 +16,7 @@ dependencies:
   codeql/xml: ${workspace}
 dataExtensions:
   - ext/*.model.yml
+  - ext/generated/*.model.yml
   - ext/deallocation/*.model.yml
   - ext/allocation/*.model.yml
 warnOnImplicitThis: true