Prevent new versions from being uploaded with the same semver

[rhit-zhangl8]

added a check for duplicated versions when updating a mod

[codecov]

Codecov Report

❌ Patch coverage is 78.94737% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 41.84%. Comparing base (7b96fac) to head (62d9398).
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
workflows/versionupload/extract_mod_info.go	78.94%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           staging     #128      +/-   ##
===========================================
+ Coverage    41.73%   41.84%   +0.11%     
===========================================
  Files          128      128              
  Lines         6146     6165      +19     
===========================================
+ Hits          2565     2580      +15     
- Misses        3191     3193       +2     
- Partials       390      392       +2     

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