Improve issue templates (#1178)

Author: felixdivo

.github/ISSUE_TEMPLATE/bug_report.md

@@ -7,34 +7,35 @@ assignees: ''
 
 ---
 
-**Describe the bug**
-A clear and concise description of what the bug is.
+### Describe the bug
+<!-- A clear and concise description of what the bug is. -->
 
-**To Reproduce**
-Steps to reproduce the behavior (please add longer code examples below):
 
+### To Reproduce
+<!-- Steps to reproduce the behavior. Please add longer code examples below. -->
 
-**Expected behavior**
-A clear and concise description of what you expected to happen.
 
+### Expected behavior
+<!-- A clear and concise description of what you expected to happen. -->
 
-**Additional context**
 
-OS-version:
+### Additional context
+
+OS and version:
 Python version:
 python-can version:
-python-can interface/s:
+python-can interface/s (if applicable):
 
 <!-- Add any other context about the problem here. -->
-  
+
 <details><summary>Traceback and logs</summary>
-<!-- have to be followed by an empty line! -->
-  
+<!-- Has to be followed by an empty line! -->
+
 <!-- More details such as a minimal script to demonstrate the bug, relevant logs and any tracebacks go here. -->
-  
+
 <!-- Code examples can be included: -->
 ```python
 def func():
-    return 'hello, world!'
+    return "hello, world!"
 ```
 </details>

.github/ISSUE_TEMPLATE/feature_request.md

@@ -7,14 +7,14 @@ assignees: ''
 
 ---
 
-**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 what the problem is. Ex.: 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. -->