Get HAL services with retry

Fixes IWeaver, IAuthSecret and IOemUnlock.

Bug: 152430250
Bug: 151196299
Test: atest com.android.cts.devicepolicy.MixedDeviceOwnerTest#testResetPasswordWithToken
Test: atest com.google.android.oemlock.gts.OemLockServiceTest
Change-Id: If4daaf0204bce23b8cc83ea15bc4f7eeec316943
3 files changed