Prompt user to set device lock before deleting private space from Reset options

New flow: http://shortn/_qLrrqpdfJc

Flag: EXEMPT Bugfix in a low risk scenario
Bug: 363050220
Test: atest ResetOptionsDeletePrivateSpaceControllerTest
Change-Id: I93f55cd94ed2f42d5c19e2686d3edb3920bf750d
1 file changed