The RAB SetupOrModifyItemFirst is contained in the RAB Assignment
Request. We currently have no decoder for it, so lets add one.
Change-Id: Id7293c1035cf6de34b7a416fa9265a5a32ed3216
Related: OS#5152
Same as already done for libosmo-ranap.
This allows applications setting the cateogy dynamically, and will allow
untangling library tests using hnbgw log categories in this repo.
Change-Id: I5d09b67b115ad8938e5162a23accfcbafab139d4
A bit hacky: the ranap_ies_defs.h is generated together with the
ranap_encoder.c and ranap_decoder.c. See comments in src/Makefile.am and
include/osmocom/ranap/Makefile.am.