Replace BSTooltip with GlTooltip in app/assets/javascripts/behaviors/quick_submit.js

What does this MR do?

Converts the BSTooltip in app/assets/javascripts/behaviors/quick_submit.js to a GlTooltip.

Screenshots

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• [-] Documentation (if required)
• Code review guidelines
• [-] Merge request performance guidelines
• Style guides
• [-] Database guides
• [-] Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• [-] Tested in all supported browsers
• [-] Informed Infrastructure department of a default or new setting change, if applicable per definition of done

Related Issues

• Closes #249780 (closed)