fix(docker): log groomer clean-logs.sh script

[n-badtke-cg]

commit de01a6b included changes that unfortunately:

1. broke the script completely
2. broke the LOG_MAX_SIZE_BYTES functionality added with commit 1e5f789

follow up PR for #61855

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[boring-cyborg]

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[potiuk]

Nice. Thanks for fixing those !

[boring-cyborg]

Awesome work, congrats on your first merged pull request! You are invited to check our Issue Tracker for additional contributions.

[github-actions]

Backport failed to create: v3-1-test. View the failure log Run details

Note: As of Merging PRs targeted for Airflow 3.X
the committer who merges the PR is responsible for backporting the PRs that are bug fixes (generally speaking) to the maintenance branches.

In matter of doubt please ask in #release-management Slack channel.

Status	Branch	Result
❌	v3-1-test

You can attempt to backport this manually by running:

cherry_picker a268ae6 v3-1-test

This should apply the commit to the v3-1-test branch and leave the commit in conflict state marking
the files that need manual conflict resolution.

After you have resolved the conflicts, you can continue the backport process by running:

cherry_picker --continue

If you don't have cherry-picker installed, see the installation guide.

[n-badtke-cg]

@potiuk

regarding #63421 (comment)

there are messages regarding "merge conflict on Dockerfile and clean-log.sh" but I based my fix branch on main?