Use resource instead of carrier config

The carrier config is not yet set correctly. In the future we can
finish the migration to the carrier config. This is tracked in
b/80541766.

Bug: 70309465
Bug: 80088968
Test: verified that Sprint does not show APNs and Verizon does
Change-Id: I04a1d60ce6ea264a9ca9a8a5456801ce179e98c6
1 file changed