Added a collon in bug_report.md

Author: LumitoLuma

.github/ISSUE_TEMPLATE/bug_report.md

@@ -25,7 +25,7 @@ If applicable, add screenshots to help explain your problem.
 
 **Desktop (please complete the following information):**
  - OS: [e.g. iOS]
- - Version [e.g. 22]
+ - Version: [e.g. 22]
 
 
 **Additional context**