Switch notification to be per workflow instead of per action. This means that CI jobs that want to check the result of the binary publish step will need to do so manually after the step runs.
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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
- [ ] 🌻 Feature
- [x] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Supportability/Tests
- [x] 💻 CI/Deployment
- [ ] 🧹 Tech Debt/Cleanup
#### Issue(s)
* closes#4758
#### Test Plan
- [ ] 💪 Manual
- [ ] ⚡ Unit test
- [ ] 💚 E2E
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