Update dependency ng-packagr to v12.2.1

Author: renovate-bot

package-lock.json

@@ -71,7 +71,7 @@
     "karma-coverage": "2.0.3",
     "karma-jasmine": "4.0.1",
     "karma-jasmine-html-reporter": "1.7.0",
-    "ng-packagr": "12.1.2",
+    "ng-packagr": "12.2.1",
     "protractor": "7.0.0",
     "puppeteer": "9.1.1",
     "ts-node": "10.1.0",