Bump `Dockerfile.ci` (2024-09-05)
Manually re-run so that mcore commits gets updated to latest commit CI passed: https://github.com/NVIDIA/NeMo/actions/runs/10725237263
🚀 PR to Bump `Dockerfile.ci`.  

📝 Please remember the following to-do's before merge: 
- [ ] Verify the presubmit CI  

🙏 Please merge this PR only if the CI workflow completed successfully.