Fixing local atest runs of Launcher tests

When running tests locally on CF, installing test apk either fails or returns INSTALL_FAILED_VERIFICATION_FAILURE.

Somehow this doesn’t happen when running on ATP.

For local runs, fixing by disabling verification.

Bug: 378782502
Test: local atest; presubmit
Flag: NONE Test change
Change-Id: I31b6d14587dbfed129ae3ddeef5e86f3c60432e9