Update Automotive specific instructions for "Disallow user switch" User Switch has moved to Quick Settings and Car Settings no longer has user a switch button. Therefore the CtsVerifier test instruciton needs to be updated for Automotive. Bug: 389038163 Flag: TEST_ONLY Test: CtsVerifier - Device owner - Disallow user switch Change-Id: I19bcfd4e8e98957e6e2df803bc900566c17cd7d6