Update Dockerfile.cpu

[jiridanek]

No description provided.

[github-actions]

🔄 Rebase started

Rebasing jiridanek-patch-5 onto main...

Triggered by: @jiridanek

[github-actions]

❌ Rebase failed!

There are merge conflicts that need to be resolved manually.

Conflicted files:

.github/workflows/piplock-renewal.yaml
Makefile
ci/cached-builds/gen_gha_matrix_jobs.py
ci/cached-builds/makefile_helper.py

Next steps:

1. Checkout the branch locally: git checkout jiridanek-patch-5
2. Rebase manually: git rebase main
3. Resolve conflicts and continue: git rebase --continue
4. Force push: git push --force-with-lease