[automerger skipped] Merge "Functionality for knowing if USSD is network...

[automerger skipped] Merge "Functionality for knowing if USSD is network initiated." into rvc-dev am: 205b6dde am: 736d14b9 -s ours

am skip reason: Change-Id I769b40f214b23c03e1c6c8bbca255548b4d10ec6 with SHA-1 4da43354 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/11401092

Change-Id: I7dc2676cbe1aded0c85177ae103f6ef1bb3f1c17