Upgrade babel to latest versions

package.json

@@ -36,18 +36,18 @@
     "not dead"
   ],
   "dependencies": {
-    "@babel/core": "^7.14.6",
+    "@babel/core": "^7.15.5",
     "@babel/plugin-proposal-class-properties": "^7.14.5",
-    "@babel/plugin-proposal-decorators": "^7.14.5",
+    "@babel/plugin-proposal-decorators": "^7.15.4",
-    "@babel/plugin-proposal-object-rest-spread": "^7.14.7",
+    "@babel/plugin-proposal-object-rest-spread": "^7.15.6",
     "@babel/plugin-syntax-dynamic-import": "^7.8.3",
     "@babel/plugin-transform-react-inline-elements": "^7.14.5",
-    "@babel/plugin-transform-react-jsx-self": "^7.14.5",
+    "@babel/plugin-transform-react-jsx-self": "^7.14.9",
     "@babel/plugin-transform-react-jsx-source": "^7.14.5",
-    "@babel/plugin-transform-runtime": "^7.14.5",
+    "@babel/plugin-transform-runtime": "^7.15.0",
-    "@babel/preset-env": "^7.14.7",
+    "@babel/preset-env": "^7.15.6",
     "@babel/preset-react": "^7.14.5",
-    "@babel/runtime": "^7.14.6",
+    "@babel/runtime": "^7.15.4",
     "@fontsource/montserrat": "^4.5.1",
     "@fontsource/roboto": "^4.5.0",
     "@gamestdio/websocket": "^0.3.2",
@@ -59,7 +59,7 @@
     "array-includes": "^3.0.3",
     "autoprefixer": "^10.0.0",
     "axios": "^0.21.4",
-    "babel-loader": "^8.0.5",
+    "babel-loader": "^8.2.2",
     "babel-plugin-lodash": "^3.3.4",
     "babel-plugin-preval": "^5.0.0",
     "babel-plugin-react-intl": "^7.5.20",