[TIMOB-13434] (3_1_X) iOS: labels stuck in highlighted mode

Backport of PR #4163
Test is in [TIMOB-13434](https://jira.appcelerator.org/browse/TIMOB-13434)

Regress against

[TIMOB-13435](https://jira.appcelerator.org/browse/TIMOB-13435)
[TIMOB-12750](https://jira.appcelerator.org/browse/TIMOB-12750)
Kitchen Sink