qcacmn: Use mac_addr pointer as constant

Use mac_addr pointer as constant in wlan_hdd_ml_sap_get_peer,
hdd_set_mld_address and use the same for consecutive APIs.

Change-Id: I3ab7b0f3c03e9175c62179029efb53fb9fe75277
CRs-Fixed: 3342115

umac/mlo_mgr/inc/wlan_mlo_mgr_peer.h

@@ -54,7 +54,7 @@ void mlo_peer_create(struct wlan_objmgr_vdev *vdev,
  */
 struct wlan_mlo_peer_context *mlo_get_mlpeer(
 				struct wlan_mlo_dev_context *ml_dev,
-				struct qdf_mac_addr *ml_addr);
+				const struct qdf_mac_addr *ml_addr);
 
 /**
  * mlo_peer_attach - Attaches the peer by updating the MLO peer context with