qcacld-3.0: Set global opclass if country is not present in beacon IE

When driver gets rrm request it tries to get country from beacon IE
and if country is not present in beacon IE it sets the current
country information from regulatory and does not sets the op class
which is not the right way.
If AP does not send country in beacon IE, driver should set
GLOBAL_OP_CLASS for rrm request.

Change-Id: I4797d03f38817ac580f3bfea08f1939dad4da5d1
CRs-Fixed: 2996921

components/umac/mlme/connection_mgr/dispatcher/src/wlan_cm_roam_api.c

@@ -803,6 +803,8 @@ void wlan_cm_set_country_code(struct wlan_objmgr_pdev *pdev,
 	if (!rso_cfg || !cc)
 		goto release_vdev_ref;
 
+	mlme_debug("Country info from bcn IE:%c%c 0x%x", cc[0], cc[1], cc[2]);
+
 	qdf_mem_copy(rso_cfg->country_code, cc, REG_ALPHA2_LEN + 1);
 
 release_vdev_ref: