fix: upgrade core-js from 3.10.1 to 3.11.0

Snyk has created this PR to upgrade core-js from 3.10.1 to 3.11.0.

See this package in npm:
https://www.npmjs.com/package/core-js

See this project in Snyk:
https://app.snyk.io/org/kadirselcuk/project/c69867cc-d7b6-4a7f-bea2-dc35226d4d75?utm_source=github&utm_medium=upgrade-pr

packages/angular_devkit/build_angular/package.json

@@ -28,7 +28,7 @@
     "caniuse-lite": "^1.0.30001032",
     "circular-dependency-plugin": "5.2.2",
     "copy-webpack-plugin": "8.1.1",
-    "core-js": "3.10.1",
+    "core-js": "3.11.0",
     "critters": "0.0.10",
     "css-loader": "5.2.1",
     "cssnano": "4.1.11",