🤖 chore: Add debug key in .babel.env.

These changes were automatically generated by a transform whose code can be found at:
  - https://github.com/aureooms/rejuvenate/blob/b7b7316fcc320ee7d249b0aa391d9a196c944421/src/transforms/package.json:ensure-babel-env-debug.js
Please contact the author of the transform if you believe there was an error.

package.json

@@ -118,7 +118,8 @@
             }
           ]
         ]
-      }
+      },
+      "debug": {}
     }
   },
   "xo": {