qcacld-3.0: Add nla policy for PARAM_BSSID_PARAMS

Currently, the QCA_WLAN_VENDOR_ATTR_ROAMING_PARAM_SET_BSSID_PARAMS
attribute is not present in the nla policy structure.

Change-Id: Ibbbd8bb7cf9cb3a814564cb9022795e34a5a11b0
CRs-Fixed: 2755706

core/hdd/src/wlan_hdd_cfg80211.c

@@ -4168,6 +4168,7 @@ const struct nla_policy wlan_hdd_set_roam_param_policy[
 	[PARAM_ROAM_ENABLE] = {	.type = NLA_S32},
 	[PARAM_NUM_BSSID] = {.type = NLA_U32},
 	[PARAM_RSSI_MODIFIER] = {.type = NLA_U32},
+	[PARAM_BSSID_PARAMS] = {.type = NLA_NESTED},
 	[PARAMS_NUM_BSSID] = {.type = NLA_U32},
 	[PARAM_ROAM_BSSID] = VENDOR_NLA_POLICY_MAC_ADDR,
 	[PARAM_SET_BSSID] = VENDOR_NLA_POLICY_MAC_ADDR,