Make it possible to dial an operator specific code

Added a new array config that indicating list of
FAC (feature access codes) to dial as a normal call.

Test: manual - Checked that special codes which configured in
CarrierConfig are dialed as a normal call.
Bug: 67664279

Change-Id: I1c4b60ae4f28c25e55b38563fe445f831793d466
1 file changed