[automerger skipped] Increase default timeout for changeStateIdletoExecute() from 100ms to 400ms am: c476ff38 -s ours am: fd44461b am: b19ec800 am: 5a01e2ba am: bbe4dea5 am: 087b01c7

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1508957

Change-Id: I62c972285736aaa786e79c013c58e5b8af4933a5