Migrate cts/hostsidetests to androidx.test

See go/jetpack-test-android-migration

Test: make cts; atest CtsDexMetadataHostTestCases
CtsAppSecurityHostTestCases
Exempt-From-Owner-Approval: mechanical automated package name refactoring
Change-Id: I87228b09384f759d0702270ca26ed9010072e6bf
562 files changed