bsc: Disable TC_assignment_fr_a5_1_codec_missing for SCCPlite

In SCCPlite, the codec list is always missing, and that's the
successful situation, not a failure case.  Let's run this test
only in AoIP scenarios.

Related: OS#2544
Change-Id: I01db7628c2b1c58419d544fc6fa311b9d9b59fb9
1 file changed