Resolve "`TimeTrackingComparisonPane` vue component tech debt"

What does this MR do?

Uses tooltip correctly in comparion_pane component. Removes incorrect usage of aria attributes

Does this MR meet the acceptance criteria?

• Conform by the code review guidelines
  • Has been reviewed by a Frontend maintainer
• Conform by the merge request performance guides
• Conform by the style guides

What are the relevant issue numbers?

Closes #44742 (closed)