Expose Userproperties builder methods for tests

This change exposes builder setters, particularly for
setShowInQuietMode and setShowInSharingSurfaces for unit tests
in mainline modules. These correspond to the properties that were
recently added to support different profile behaviours on sharing
surfaces.

Bug: 307515481
Test: atest UserManagerServiceUserPropertiesTest
Test: atest UserManagerServiceUserTypeTest
Change-Id: I3fcc4e7a997a8446e39b6447a6b45ca0a6251d38