[github release] use github sha for tag name

Author: swaroopch

.github/workflows/main.yml

@@ -46,8 +46,8 @@ jobs:
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
-        tag_name: ${{ github.ref }}
-        release_name: Release ${{ github.ref }}
+        tag_name: ${{ github.sha }}
+        release_name: Release ${{ github.sha }}
         draft: false
         prerelease: false