[iOS, Mac] Fix for Picker title is not displayed again when SelectedIndex is set to -1#30486

rmarinho merged 5 commits intodotnet:inflight/candidatedotnet/maui:inflight/candidatefrom

HarishwaranVijayakumar:fix-30463HarishwaranVijayakumar/maui:fix-30463Copy head branch name to clipboard