Enable new time zone picker

- Change the UI test due to UI changes

Bug: 73952488
Test: m RunSettingsRoboTest
Test: atest SettingsUITests:ZonePickerSettingsTest
Change-Id: I6d5716347e9debf429b757f1edd4118e86b70fab
(cherry picked from commit 335c0621d2521d3801c13dafdbfc2e632d171104)
2 files changed