Improved the UX of issue & milestone date picker
What does this MR do?
Improves the UX of the date picker on issue form & milestone form.
What are the relevant issue numbers?
Closes #18198 (closed)
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Improves the UX of the date picker on issue form & milestone form.
Closes #18198 (closed)