🤖 chore: Add debug key in .babel.env.

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  - https://github.com/make-github-pseudonymous-again/rejuvenate/blob/1b5252aec880aa76850f97b16980a6ce00c782c4/src/transforms/package.json:ensure-babel-env-debug.js
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Author: a-flying-potato

package.json

@@ -101,6 +101,7 @@
       ]
     ],
     "env": {
+      "debug": {},
       "cover": {
         "sourceMaps": "both",
         "presets": [