ci(github): replace softprops action with gh release upload command

[j-d-ha]

Summary

Replace the external softprops/action-gh-release action with inline bash command using gh CLI for uploading NuGet packages as release artifacts.

Changes

• Removed dependency on softprops/action-gh-release@v1 action
• Replaced with inline gh release upload command
• Uses --clobber flag to overwrite existing artifacts if needed
• Simplifies workflow by using only terminal commands instead of external actions

Test plan

• Verify the next release publishes successfully
• Confirm NuGet packages are uploaded as release artifacts

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

@@           Coverage Diff           @@
##             main     #123   +/-   ##
=======================================
  Coverage   50.12%   50.12%           
=======================================
  Files          52       52           
  Lines        1640     1640           
  Branches      204      204           
=======================================
  Hits          822      822           
  Misses        765      765           
  Partials       53       53           

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