fix: update dependency core-js to v3

Author: renovate-bot

package.json

@@ -60,7 +60,7 @@
     "@nrwl/angular": "8.4.13",
     "@webcomponents/custom-elements": "^1.2.4",
     "body-parser": "^1.19.0",
-    "core-js": "^2.5.4",
+    "core-js": "^3.0.0",
     "document-register-element": "^1.7.2",
     "express": "^4.17.1",
     "hammerjs": "^2.0.8",

yarn.lock

@@ -4490,7 +4490,7 @@ core-js@3.2.1, core-js@^3.0.0, core-js@^3.1.3:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.2.1.tgz#cd41f38534da6cc59f7db050fe67307de9868b09"
   integrity sha512-Qa5XSVefSVPRxy2XfUC13WbvqkxhkwB3ve+pgCQveNgYzbM/UxZeu1dcOX/xr4UmfUd+muuvsaxilQzCyUurMw==
 
-core-js@^2.4.0, core-js@^2.5.0, core-js@^2.5.4:
+core-js@^2.4.0, core-js@^2.5.0:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.6.9.tgz#6b4b214620c834152e179323727fc19741b084f2"
   integrity sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A==