chore: upgrade core-js

Author: mydearxym

.babelrc

@@ -11,7 +11,7 @@
           {
             "preset-env": {
               "useBuiltIns": "usage",
-              "corejs": "3.2.0",
+              "corejs": "3.2.1",
               "targets": "> 0.25%, not dead",
               "debug": false
             }

package.docker.json

@@ -26,7 +26,7 @@
     "chalk": "^2.4.1",
     "compatible-debug": "^1.0.0",
     "cookie-parser": "^1.4.4",
-    "core-js": "3.2.0",
+    "core-js": "3.2.1",
     "cross-env": "^5.2.0",
     "draft-js": "^0.10.5",
     "draft-js-linkify-plugin": "^2.0.1",