allow larger MGCP client wqueue: 10 -> 1024

Enlarge the MGCP client workqueue maximum limit by factor 100.

During Abis load testing, a BSC trying to DLCX 200 conns at the same time hit
the limit of 10 very very quickly, and everything broke down.

Change-Id: I8980cce37bae0757828b28455b25c77bcb6316d0
diff --git a/src/libosmo-mgcp-client/mgcp_client.c b/src/libosmo-mgcp-client/mgcp_client.c
index a65cd61..b6bf43b 100644
--- a/src/libosmo-mgcp-client/mgcp_client.c
+++ b/src/libosmo-mgcp-client/mgcp_client.c
@@ -828,7 +828,7 @@
 	inet_aton(mgcp->actual.remote_addr, &addr.sin_addr);
 	mgcp->remote_addr = htonl(addr.sin_addr.s_addr);
 
-	osmo_wqueue_init(wq, 10);
+	osmo_wqueue_init(wq, 1024);
 	wq->bfd.when = BSC_FD_READ;
 	wq->bfd.data = mgcp;
 	wq->read_cb = mgcp_do_read;