Update core-js and use defaults for browserlist

Fixes #8400

Co-Authored-By: Benjamin Staneck <staneck@gmail.com>

package.json

@@ -19,10 +19,7 @@
   "readmeFilename": "readme.md",
   "main": "index.js",
   "browserslist": [
-    ">0.25%",
-    "not ie 11",
-    "not op_mini all",
-    "not chrome < 60"
+    "defaults"
   ],
   "dependencies": {
     "@fortawesome/fontawesome-free": "6.1.0",
@@ -100,7 +97,7 @@
     "babel-loader": "8.2.3",
     "babel-plugin-inline-classnames": "2.0.1",
     "babel-plugin-transform-react-remove-prop-types": "0.4.24",
-    "core-js": "3.12.1",
+    "core-js": "3.30.1",
     "css-loader": "6.5.1",
     "eslint": "8.11.0",
     "eslint-plugin-filenames": "1.3.2",