Don't publish docker image for commit to main (#2751)

The usage is non existent for images on every commit. We still publish images for tags, just not for every commit.

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#### Does this PR need a docs update or release note?

- [ ] ✅ Yes, it's included
- [ ] 🕐 Yes, but in a later PR
- [x] ⛔ No

#### Type of change

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- [ ] 🌻 Feature
- [ ] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Test
- [x] 💻 CI/Deployment
- [ ] 🧹 Tech Debt/Cleanup

#### Issue(s)

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#### Test Plan

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- [x] 💪 Manual
- [ ] ⚡ Unit test
- [ ] 💚 E2E

.github/workflows/ci.yml

@@ -467,7 +467,7 @@ jobs:
     needs: [Test-Suite-Trusted, Linting, Website-Linting, SetEnv]
     environment: ${{ needs.SetEnv.outputs.environment }}
     runs-on: ubuntu-latest
-    if: startsWith(github.ref, 'refs/tags/') || github.ref == 'refs/heads/main'
+    if: startsWith(github.ref, 'refs/tags/')
     defaults:
       run:
         working-directory: build