Only startSecondaryService for users that are running

If the user is not running, don't start service
for the user.

Fixes: 399688129
Bug: 296305878
Flag: EXEMPT bugfix
Test: atest UserSwitcherInteractorTest
Test: verify that deleting a user (still) doesn't crash

Change-Id: Iac64575f7033f2c2f5665951993f432f3ae4468c