Clean up getSubIdForPhoneAccountHandle without checking
CAPABILITY_SIM_SUBSCRIPTION
Test: Treehugger
Bug: 143235201
Change-Id: I563760d0e68cbcae597ccd297f184ee9efdf3367
Merged-In: I563760d0e68cbcae597ccd297f184ee9efdf3367
(cherry picked from commit 9ac2d6b08b)