qcacmn: Change WMI API's event_buf length type to uint32_t

Change all the WMI API's event buf length param to
uint32_t to adjust to event buf length param type
in the wmi_unified_event_handler().These changes are
needed to converge on the common service ready handlers.

Change-Id: I553bab579f514c356b59b003c0ec66c17e60e26f
CRs-Fixed: 1110768

wmi_unified_tlv.c

@@ -12275,7 +12275,7 @@ static QDF_STATUS ready_extract_mac_addr_tlv(wmi_unified_t wmi_hamdle,
  * Return: length
  */
 static uint8_t *extract_dbglog_data_len_tlv(wmi_unified_t wmi_handle,
-	void *evt_buf, uint16_t *len)
+	void *evt_buf, uint32_t *len)
 {
 	 WMI_DEBUG_MESG_EVENTID_param_tlvs *param_buf;