Fix Task Dropdown Crash

[thecoolwinter]

Description

• Fixes a crash when opening the task dropdown menu.
• Improves accessibility in the activity viewer, dropdowns, and workspace settings window.
• Adds UI tests for the dropdown menu and the entire task creation workflow.

Related Issues

• N/A

Checklist

• I read and understood the contributing guide as well as the code of conduct
• The issues this PR addresses are related to each other
• My changes generate no new warnings
• My code builds and runs on my machine
• My changes are all related to the related issue above
• I documented my code

Screenshots

One of the new UI Tests

task.tests.mov