Upgrade Babel dependencies.

Author: danoc

package.json

@@ -25,17 +25,17 @@
     "copy-to-clipboard": "^3.3.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.1.6",
-    "@babel/preset-env": "^7.2.0",
-    "@babel/preset-react": "^7.0.0",
-    "@babel/preset-typescript": "^7.3.3",
+    "@babel/core": "^7.12.3",
+    "@babel/preset-env": "^7.12.1",
+    "@babel/preset-react": "^7.12.1",
+    "@babel/preset-typescript": "^7.12.1",
     "@testing-library/react": "^9.1.0",
     "@types/jest": "^24.0.15",
     "@types/react": "^16.8.22",
     "@types/react-dom": "^16.8.4",
     "babel-core": "^7.0.0-bridge.0",
     "babel-jest": "^26.6.1",
-    "babel-loader": "^8.0.4",
+    "babel-loader": "^8.1.0",
     "husky": "^3.0.3",
     "jest": "^26.6.1",
     "microbundle": "0.11.0",