Only run DeviceLock tests on U+ devices.

Bug: 262818148
Fixes: 262818148
Test: acloud create --branch aosp-android11-gsi --build-target
aosp_cf_x86_64_phone-userdebug --build-id 9372735 --system-branch
git_master --system-build-target aosp_x86_64-userdebug --system-build-id
9411596 && atest DeviceLockManagerTest

Change-Id: I666228194d6a508ae13c4e19221c77a18bb58823
1 file changed