Fix update overall data enabled status callback

Since the overall data enabled status depend on the user enabled status of the other phone, reevaluate the overall status upon the other phone toggle user mobile data.

Fix: 281801859
Test: manual reproduce and verify fix
Test: daily test on P22 and P23(https://testtracker.googleplex.com/efforts/testplans/1497783 https://testtracker.googleplex.com/efforts/testplans/1497750)and no data  related issues found.
Change-Id: I585020705b01786d1a5d6706b5862b1891b6bbe5