gprs_ns2: rework frame relay load distribution function

For frame relay the traffic will be even distributed across
all NS-VCs. Do not differentiate between signalling and
data traffic.

Change-Id: I6c060941db335a7a6a555ac8d1b9269fa8fb2023
diff --git a/src/gb/gprs_ns2_internal.h b/src/gb/gprs_ns2_internal.h
index 5cb1630..4c0cdd0 100644
--- a/src/gb/gprs_ns2_internal.h
+++ b/src/gb/gprs_ns2_internal.h
@@ -116,8 +116,8 @@
 	/*! llist head to hold all nsvc */
 	struct llist_head nsvc;
 
-	/*! count all active NSVCs with data capabilities */
-	int nsvc_data_count;
+	/*! count all active NSVCs */
+	int nsvc_count;
 
 	/*! true if this NSE was created by VTY or pcu socket) */
 	bool persistent;