Delete temporary workaround and logging

waitForBootComplete() now returns when the device is properly booted

Bug: 178092640
Bug: 177668649
Test: atest CtsDevicePolicyManagerTestCases:com.android.cts.devicepolicy.ManagedProfilePasswordTest#testRebootDevice_separatePasswords
Change-Id: Ifbdf41de982faee1beb0d720de092f49256e989a
1 file changed