vty: Print CellId along with RA-ID

The CellIdentifier IE of a BVC-RESET contains RA-ID and CID.  We only
printed the forer, but not the latter. Let's fix that.

Change-Id: Ic8b26afe98e6fe11b130679201493f6bcbade0f4
diff --git a/src/gb_proxy_vty.c b/src/gb_proxy_vty.c
index f48a6db..9ac45e7 100644
--- a/src/gb_proxy_vty.c
+++ b/src/gb_proxy_vty.c
@@ -82,8 +82,9 @@
 		vty_out(vty, "NSEI %5u, SIG-BVCI %5u [%s]%s", bvc->nse->nsei, bvc->bvci,
 			osmo_fsm_inst_state_name(bvc->fi), VTY_NEWLINE);
 	} else {
-		vty_out(vty, "NSEI %5u, PTP-BVCI %5u, RAI %s [%s]%s", bvc->nse->nsei, bvc->bvci,
-			osmo_rai_name(&bvc->cell->id.raid), osmo_fsm_inst_state_name(bvc->fi), VTY_NEWLINE);
+		vty_out(vty, "NSEI %5u, PTP-BVCI %5u, RAI %s, CellID %u [%s]%s", bvc->nse->nsei,
+			bvc->bvci, osmo_rai_name(&bvc->cell->id.raid), bvc->cell->id.cid,
+			osmo_fsm_inst_state_name(bvc->fi), VTY_NEWLINE);
 	}
 }