Update ISSUE_TEMPLATE.md

Author: challal

.github/ISSUE_TEMPLATE.md

@@ -5,7 +5,7 @@ A clear and concise description of what the bug is.
 
 **To Reproduce**
 Steps to reproduce the behavior:
-1. Run command: `python3 git-onboard.py ...`
+1. Run command: `python3 git_onboard.py ...`
 2. See error: `...`
 
 **Expected behavior**
@@ -33,4 +33,4 @@ A clear and concise description of what you want to happen.
 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.