add certs to carrier configs and store them as UiccAccessRules

Bug: 138388637
Test: tested with local override and made sure they are read and parsed
Change-Id: I9f8b5393645171f276c495cf93ee7b8b6ca72b57
Merged-In: I9f8b5393645171f276c495cf93ee7b8b6ca72b57
1 file changed