libmsc/mncc_sock.c: Add lchan_type_offset in queue_hello()

lchan_type was removed from gsm_mncc and the hello message
on initial import from legacy OpenBSC in 
Change-Id: Id3705236350d5f69e447046b0a764bbabc3d493c

This patch follows on from Change-Id: Ia02373a36df7605507ee3de49173a9fd6547b726
which reintroduced lchan_type to the gsm_mncc struct.

This patch restores the lchan_type_offset to the hello protocol message

Without this patch, LCR will issue an error and disconnect from the MNCC socket.

Change-Id: I65312082fa5dc0721170f923840e992ef9481a63
Closes: OS#3461
1 file changed