setTime and setTimeZone callable by profile owner of org-owned device

Modified setTime and setTimeZone to be callable by a a profile owner
of an organization-owned device as well as a device owner.

Bug: 138709470
Test: Manual testing with testdpc and the set auto time zone toggle
      atest com.android.server.devicepolicy.DevicePolicyManagerTest
      atest com.android.cts.devicepolicy.MixedDeviceOwnerTest#testSetTime
      atest com.android.cts.devicepolicy.MixedDeviceOwnerTest#testSetTimeZone
      atest com.android.cts.devicepolicy.OrgOwnedProfileOwnerTest#testSetTime
      atest com.android.cts.devicepolicy.OrgOwnedProfileOwnerTest#testSetTimeZone
      atest com.android.cts.devicepolicy.DeviceOwnerTest#testSetTime

Change-Id: I2de94035c20fc53cdd629860c84f237f3e7eaa1f