fix(deps): update dependency core-js to v2.6.11

Author: renovate-bot

package-lock.json

@@ -33,7 +33,7 @@
     "@ionic/angular": "4.7.4",
     "@ngx-translate/core": "11.0.1",
     "@ngx-translate/http-loader": "4.0.0",
-    "core-js": "2.6.5",
+    "core-js": "2.6.11",
     "hammerjs": "2.0.8",
     "lottie-web": "5.5.7",
     "rxjs": "6.5.2",