Fixed that country unavailable in airplane mode am: abd6360548 am: 7a8f752b03 am: 34d2ee2928

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telephony/+/12050706

Change-Id: I6f96dae06c68ba577f4e327b31581e428e39b051