fix: improve the Feature Request template

.github/ISSUE_TEMPLATE/feature_request.md

@@ -2,21 +2,21 @@
 name: Feature request
 about: Suggest an idea for this project
 title: ''
-labels: ''
+labels: 'feature'
 assignees: ''
 
 ---
 
 ### Problem
-(Please replace me by a clear and concise description of what the problem is. Ex. I'm always frustrated when [...])
+<!-- Please replace me by a clear and concise description of what the problem is. Ex. I'm always frustrated when [...] -->
 
 ### Proposed solution
-(Please replace me by a clear and concise description of what you want to happen)
+<!-- Please replace me by a clear and concise description of what you want to happen) -->
 
 ### Additional context
-(Please replace me by any other context or screenshots about the feature request here.)
+<!-- Please replace me by any other context or screenshots about the feature request here.) -->
 
 ### Mockups
 
 ### Part of
-- #374 (Please remplace 525 by the most specific parent issue possible)
+- #374 <!-- Please remplace 374 by the most specific parent issue possible -->