📝 Recommend opening issue on atom/atom

CONTRIBUTING.md

@@ -5,10 +5,9 @@
 The following is a set of guidelines for contributing to Atom and its packages,
 which are hosted in the [Atom Organization](https://github.com/atom) on GitHub.
 If you're unsure which package is causing your problem or if you're having an
-issue with Atom core, please use the feedback form in the application or email
-[atom@github.com](mailto:atom@github.com). These are just guidelines, not rules,
-use your best judgement and feel free to propose changes to this document in a
-pull request.
+issue with Atom core, please open an issue on the [main atom repository](https://github.com/atom/atom/issues).
+These are just guidelines, not rules, use your best judgement and feel free to
+propose changes to this document in a pull request.
 
 ## Submitting Issues