qcacld-3.0: Fetch freq from roam_sync ind for non-11BE platforms

Currently, mlo_roam_get_link_freq_from_mac_addr() returns 0 for
non-11BE platforms. Valid freq is present in roam_sync indication
and return the same.

Change-Id: I7156adadae9303257bf96e91e4cb8b5d11706104
CRs-Fixed: 3502610

components/umac/mlme/mlo_mgr/inc/wlan_mlo_mgr_roam.h

@@ -611,6 +611,9 @@ static inline uint32_t
 mlo_roam_get_link_freq_from_mac_addr(struct roam_offload_synch_ind *sync_ind,
 				     uint8_t *link_mac_addr)
 {
+	if (sync_ind)
+		return sync_ind->chan_freq;
+
 	return 0;
 }