Removing 'verity_update_state'

This is not needed in device-specific init.rc file, because it's
is superseded by commit I300265f4af9c2781d40537f391bda9eaf62c27ba.

Bug: 203720638
Test: presubmit
Change-Id: I9798f0fa868e453b62dcdd8d7b4ee7a94c7f148f
1 file changed