fix: checkbox task alignment

Fix checkbox task alignment which breaks when line is longer than available space.

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Supporting information

• Jira ticket: https://tasks.opencraft.com/browse/BB-7461

Testing instructions

1. Run make to get a local server up and running
2. Edit any checklist definition and add a checkbox task with long title text.
3. Go to Templates tab in frontend UI and use the template with long checkbox task.
4. Verify the UI for the task as shown in the above images.

Author notes and concerns

None or note it here