Merge "Handle NOT_SUPPORTED modem response as not supporting secondary carrier." into sc-dev am: 86c123bb8b am: 040bce0dc3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telephony/+/14669097

Change-Id: I23b125ab1adbacfab78c225316611c07e32903d5