Update babel monorepo to v7.6.0

Author: renovate-bot

package.json

@@ -12,9 +12,9 @@
   "author": "Sutan Nst.",
   "license": "Unlicense",
   "devDependencies": {
-    "@babel/core": "7.5.5",
-    "@babel/preset-env": "7.5.5",
-    "@babel/register": "7.5.5",
+    "@babel/core": "7.6.0",
+    "@babel/preset-env": "7.6.0",
+    "@babel/register": "7.6.0",
     "gulp": "4.0.2",
     "gulp-autoprefixer": "7.0.0",
     "gulp-babel": "8.0.0",