[DO NOT MERGE] Smartspace - Don't create session ahead of init

After the device is setup, if the smartspace component is not
available/initialized, don't attempt to start a session.

Fixes: 199986217
Test: atest LockscreenSmartspaceControllerTest
Change-Id: I36d6f75b37cc5f5274b1cea3a35338f6da424a20
(cherry picked from commit 076aad912e50ba688bac4cdb595be00274632099)
2 files changed