chore(deps): update dependency ng-packagr to v21

Author: renovate[bot]

package.json

@@ -121,7 +121,7 @@
     "karma-jasmine-html-reporter": "2.1.0",
     "karma-junit-reporter": "2.0.1",
     "lint-staged": "13.2.3",
-    "ng-packagr": "12.2.7",
+    "ng-packagr": "21.0.0",
     "npm": "8.19.2",
     "prettier": "2.7.1",
     "protractor": "7.0.0",