[TIMOB-18075] Restore Focus to top WindowProxy

Since alertDialogs/OptionDialogs are now UIAlertController presented
modally, their dismissal should ensure top most window proxy has focus.
[TIMOB-18127] Avoid Race condition

Make sure focus is called before resetting suppressFocusEvents.
Merge pull request #6417 from vishalduggal/timob-18075

[TIMOB-18075] Restore Focus to top WindowProxy
[TIMOB-18119] Update removed version to 3.6.0
Merge pull request #6419 from vishalduggal/timob-18127

[TIMOB-18127] Avoid Race condition
Merge pull request #6422 from vishalduggal/timob-18119

[TIMOB-18119] Update removed version to 3.6.0