Update ISSUE_TEMPLATE

.github/ISSUE_TEMPLATE

@@ -3,7 +3,7 @@ Thank you for reporting an issue.
 
 1. It's RECOMMENDED to submit PR for typo or tiny bug fix.
 2. If this's a FEATURE request, please provide: details, pseudo codes if necessary.
-3. If this's a BUG, please provide: course repetition, error log and configuration. Fill in as much of the template below as you're able.
+3. If this's a BUG, please provide: course repetition, error log and configuration.
 
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