Add the mechanism of enable DSDS

When the user click the "set up" on sim onboarding BottomSheet, settings
enable the DSDS mode and then start the sim onboarding flow

Bug: 318310357
Bug: 298898436
Bug: 298891941
Test: build pass and verify the UI flow
Change-Id: Ibd4fc2f482019f02738c3fedef7af7f4ef9b8e50