Update dependency core-js to v3.7.0

Author: renovate-bot

package.json

@@ -58,7 +58,7 @@
     "@babel/plugin-transform-react-inline-elements": "7.12.1",
     "babel-plugin-transform-react-pure-class-to-function": "1.0.1",
     "babel-plugin-transform-react-remove-prop-types": "0.4.24",
-    "core-js": "3.6.5",
+    "core-js": "3.7.0",
     "lodash": "4.17.20",
     "prop-types": "15.7.2",
     "react": "16.14.0",