qcacmn: Make worker thread processing API non static

Worker thread WMI processing API has more broader use now. So make it
non-static.

CRs-Fixed: 2268243
Change-Id: Iae51e1115f5f3664d08c891e8a42d24bd3ef7bcf

wmi_unified_api.h

@@ -2393,5 +2393,10 @@ QDF_STATUS wmi_unified_send_smart_logging_fatal_cmd
 QDF_STATUS wmi_extract_smartlog_ev
 				(void *wmi_hdl, void *evt_buf,
 				struct wmi_debug_fatal_events *ev);
+
 #endif /* OL_ATH_SMART_LOGGING */
+
+void wmi_process_fw_event_worker_thread_ctx(struct wmi_unified *wmi_handle,
+					    HTC_PACKET * htc_packet);
+
 #endif /* _WMI_UNIFIED_API_H_ */