Improve feature request issue template

.github/ISSUE_TEMPLATE/feature_request.md

@@ -6,14 +6,14 @@ labels: "Type: Feature Request, Status: Discussion Open"
 assignees: ""
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-**Is your feature request related to a problem? Please describe.**
-A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+### Is your feature request related to a problem? Please describe.
+<!-- A clear and concise description of the problem, e.g. I'm always frustrated when ... -->
 
-**Describe the solution you'd like**
-A clear and concise description of what you want to happen.
+### 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.
+### 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.
+### Additional context
+<!-- Add any other context or screenshots about the feature request here. -->