qcacmn: Add logic to ignore 6Ghz AP if security is not valid

Add logic to
- Check if connect req freq is 6Ghz and security
  is not allowed for 6Ghz, reject connect.
- Ignore 6Ghz APs if connect req security is invalid
  for 6Ghz

Also added user config key_mgmt_mask_6ghz mask
to allow specific AKMs, by default all are allowed.

Add added user config check_6Ghz_security to enable
security checks as per spec.

Change-Id: I37518731faa4de67a49853e5ac544efa3b3ce1d6
CRs-Fixed: 2813013

os_if/linux/mlme/inc/osif_cm_req.h

@@ -40,11 +40,16 @@
  * for production.
  * @dot11mode_filter: dot11mode filter used to restrict connection to
  * 11n/11ac/11ax.
+ * @sae_pwe: SAE mechanism for PWE derivation
+ *           0 = hunting-and-pecking loop only
+ *           1 = hash-to-element only
+ *           2 = both hunting-and-pecking loop and hash-to-element enabled
  */
 struct osif_connect_params {
 	struct element_info scan_ie;
 	bool force_rsne_override;
 	enum dot11_mode_filter dot11mode_filter;
+	uint8_t sae_pwe;
 };
 
 /**

os_if/linux/mlme/src/osif_cm_req.c

@@ -348,6 +348,7 @@ osif_cm_fill_connect_params(struct wlan_cm_connect_req *req,
 	}
 	req->dot11mode_filter = params->dot11mode_filter;
 	req->force_rsne_override = params->force_rsne_override;
+	req->sae_pwe = params->sae_pwe;
 }
 
 static void osif_cm_free_connect_req(struct wlan_cm_connect_req *connect_req)