Bumps gitdb/ext/smmap from 334ef84 to f1ace75.

• f1ace75 Merge pull request #54 from EliahKagan/312stable
• 44ac30a No longer treat 3.12 as experimental on CI
• 69cd90f Run CI on all branches
• 0257382 Merge pull request #53 from EliahKagan/ci
• f1ddf01 Update ci, in line with gitdb
• 256c5a2 prepare v5.0.1
• 156151c Merge pull request #52 from EliahKagan/py37
• b98fdd1 Revert "Drop support for EOL Python 3.7"
• e163592 adjust force-release target to handle differently named main branch
• ce03fde improve release setup based on the one in GitPython
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot show <dependency name> ignore conditions will show all of the ignore conditions of the specified dependency
• @dependabot ignore this major version will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this minor version will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)