Update secondary lock screen implementation to use the newly updated SurfaceControlViewHost API.

Previously we passed back a SurfaceControl to the keyguard, updated to pass a SurfacePackage instead. The updated SurfaceControlViewHost logic addresses underlying accessibility bugs.

Bug: 136085151
Test: atest AdminSecondaryLockScreenControllerTest
Test: atest FrameworksServicesTests:DevicePolicyManagerTest
Change-Id: I4881d5766f118b99f497ee306cd71d3c5a65a2f3