Merge "New @TestApi: DevicePolicyManager.isNewUserDisclaimerAcknowledged()" into sc-v2-dev am: 7ac3a06942

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16924150

Change-Id: I8e626dc38466799b2d65dfbd7519b0263ee60211