move ClientSlot_t from fsm to client

this allows to reuse the client slot information in as client for
other rspro_utils methods
diff --git a/src/remsim_client_fsm.c b/src/remsim_client_fsm.c
index 2459a14..4fb57f3 100644
--- a/src/remsim_client_fsm.c
+++ b/src/remsim_client_fsm.c
@@ -92,8 +92,7 @@
 	RsproPDU_t *pdu;
 
 	/* FIXME: Send ClientConnReq */
-	const ClientSlot_t clslot = { .clientId = 23, .slotNr = 1 };
-	pdu = rspro_gen_ConnectClientReq(&bc->own_comp_id, &clslot);
+	pdu = rspro_gen_ConnectClientReq(&bc->own_comp_id, bc->clslot);
 	ipa_client_conn_send_rspro(bc->bankd_conn, pdu);
 }