Update ubuntu/focal to 24.1

[holmanb]

Additional Context

This syncs ubuntu/focal to 24.1 for the SRU, will create a release branch for focal after this lands.

Test Steps

quilt push -a
tox -e py3
quilt pop -a

Merge type

• [ ] Squash merge using "Proposed Commit Message"
• [x] Rebase and merge unique commits. Requires commit messages per-commit each referencing the pull request number (#<PR_NUM>)