conntrack: Reword conntrack_execute() description.
Use 'must' instead of 'should'.
Suggested-by: Justin Pettit
@@ -1298,7 +1298,7 @@ process_one(struct conntrack *ct, struct dp_packet *pkt,
}
/* Sends the packets in '*pkt_batch' through the connection tracker 'ct'. All
- * the packets should have the same 'dl_type' (IPv4 or IPv6) and should have
+ * the packets must have the same 'dl_type' (IPv4 or IPv6) and should have
* the l3 and and l4 offset properly set.
*
* If 'commit' is true, the packets are allowed to create new entries in the
