chore(deps): update babel monorepo

Author: renovate[bot]

package.json

@@ -47,9 +47,9 @@
     "typed.js": "~2.0.9"
   },
   "devDependencies": {
-    "@babel/core": "^7.5.5",
-    "@babel/plugin-proposal-object-rest-spread": "^7.5.5",
-    "@babel/preset-env": "^7.5.5",
+    "@babel/core": "^7.9.0",
+    "@babel/plugin-proposal-object-rest-spread": "^7.9.5",
+    "@babel/preset-env": "^7.9.5",
     "babel-plugin-transform-es2015-modules-strip": "~0.1.1",
     "babel-plugin-transform-strict-mode": "~6.24.1",
     "browser-sync": "~3.0.3",