[TIMOB-12822]iOS : Possible solution for timeout issue when starting up ios-sim.

introducing a new build flag on cli 

--timeout <value>

By Default the timeout value is increased to 90 from 30 and max is set to 500. 

__TESTING INSTRUCTION__

Make in new project in titanium studio. 
build for simulator. 
if the app starts on the simulator without any errors PR is a pass.