chore: move to GitHub Discussions for feature requests (#2765)

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1,8 @@
 blank_issues_enabled: false
 contact_links:
+  - name: Feature Request
+    url: https://github.com/medusajs/medusa/discussions/categories/feature-requests
+    about: Use GitHub Discussions to open a feature request.
   - name: Ask a question
     url: https://discord.gg/medusajs
     about: Join our community to ask questions and participate in discussions

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,29 +0,0 @@
----
-name: Feature request
-about: Suggest an idea for this project
-title: ''
-labels: 'type: feature or enhancement'
-assignees: ''
-
----
-
-<!--
-Thank you for submitting an issue!
-
-Please make sure your issue is understandable.
-To make your issue readable make sure you use valid Markdown syntax: https://guides.github.com/features/mastering-markdown/
-
-Please ensure you have also read and understood our contribution guide: https://github.com/medusajs/medusa/blob/master/CONTRIBUTING.md
--->
-
-**Is your feature request related to a problem? Please describe.**
-A clear and concise description of what the problem is.
-
-**Describe the solution you'd like**
-A clear and concise description of what you want to happen.
-
-**Describe alternatives you've considered**
-A clear and concise description of any alternative solutions or features you've considered.
-
-**Additional context**
-Add any other context or screenshots about the feature request here.