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: I50fb11444f0da33ae48683b834e6ca50941ad1b7
Merged-In: I50fb11444f0da33ae48683b834e6ca50941ad1b7
3 files changed