chore(deps): update dependency ng-packagr to v19 (#1888)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

examples/jest/multiple-apps/package.json

@@ -35,7 +35,7 @@
     "cypress": "13.16.1",
     "jasmine-core": "5.5.0",
     "jest": "29.7.0",
-    "ng-packagr": "18.2.1",
+    "ng-packagr": "19.2.1",
     "ts-node": "10.9.2",
     "typescript": "5.6.2"
   }