bsc: Don't expect codec list in IPA/SCCPlite case

In classic non-AoIP-cases, OsmoBSC should simply return the
chosen speech version, but not any codec list in the BSSMAP ASSIGNMENT
COMPLETE message.  Let's adjust the expectations accordingly.

Related: OS#2544
Change-Id: Id8e2a749bce91cfadd316bc2d56d1289412b9026
1 file changed