🤖 chore: Add debug key in .babel.env.

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  - https://github.com/aureooms/rejuvenate/blob/e086830dfe927964be93f46b8ecdacd2597eb487/src/transforms/package.json:ensure-babel-env-debug.js
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Author: a-flying-potato

package.json

@@ -156,7 +156,8 @@
           ]
         ],
         "sourceMaps": "inline"
-      }
+      },
+      "debug": {}
     }
   },
   "xo": {