AppLaunch: use iorapd's dumpsys command interface

Make the iorapd compilation more robust by introducing retries and
switching to direct iorapd dumpsys commands instead of indirect
commands.

Test: forrest runs
Test: am instrument (manual)
Bug: 152322429
Change-Id: I7f75f0df95a1a5272237295a75bed8c34f95f859
Merged-In: I7f75f0df95a1a5272237295a75bed8c34f95f859