ci: Update feature_request.md (openfoodfacts#1014)

* ci: Update feature_request.md

* Update feature_request.md

.github/ISSUE_TEMPLATE/feature_request.md

@@ -2,19 +2,19 @@
 name: Feature request
 about: Suggest an idea for this project
 title: ''
-labels: ''
+type: '✨ Enhancement'
 assignees: ''
 
 ---
 
 ### Why - Problem description
-A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+<!-- A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]-->
 
 ### What - Proposed solution
-A clear and concise description of what you want to happen.
+<!-- A clear and concise description of what you want to happen.-->
 
 ### Alternatives you've considered
-A clear and concise description of any alternative solutions or features 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.
+<!-- Add any other context or screenshots about the feature request here.-->