If one sim hide the preference and another one show the preference,
the preference always hide. The root cause is config value is wrong.
It should get config with subid.
Bug: 149800931
Test: make RunSettingsRoboTests ROBOTEST_FILTER=SimLockPreferenceControllerTest
Change-Id: I91b551bc363b8ecb0a4b6b40e9de79c74ccd76fd
Merged-In: I91b551bc363b8ecb0a4b6b40e9de79c74ccd76fd