refactor updateIccId for msim

Bug: 120686729
Test: Manual test under msim configurations
Change-Id: I9708dea75f6bcf1db82fed7f42d7c2828b192583
(cherry picked from commit 9f1beb6b3c78a3cdea530190367051d2c806c1a1)
Merged-in: I9708dea75f6bcf1db82fed7f42d7c2828b192583
1 file changed