Update dependency tslib to v1.14.1

Author: renovate-bot

package-lock.json

@@ -20,7 +20,7 @@
     "@angular/platform-browser-dynamic": "9.0.5",
     "@angular/router": "9.0.5",
     "rxjs": "6.5.4",
-    "tslib": "1.11.1",
+    "tslib": "1.14.1",
     "zone.js": "0.10.2"
   },
   "devDependencies": {