Apply the fix for 8-bit decoding error to only 3gpp messages am: 9883f7eb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/20889245



Change-Id: I402f9b8ed707f3909763b05a070340a2547e3fed
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>