qcacld-3.0: Remove wma_wow_tx_complete() prototype

The current version of the driver does not have an implementation of
wma_wow_tx_complete(), so remove the obsolete prototype.

Change-Id: Ieb91ebeade812ed4ba4ba25f93a63e4e33cad8ff
CRs-Fixed: 2370020

core/wma/inc/wma_internal.h

@@ -1046,8 +1046,6 @@ int wma_profile_data_report_event_handler(void *handle, uint8_t *event_buf,
 QDF_STATUS wma_unified_fw_profiling_cmd(wmi_unified_t wmi_handle,
 				uint32_t cmd, uint32_t value1, uint32_t value2);
 
-void wma_wow_tx_complete(void *wma);
-
 int wma_unified_csa_offload_enable(tp_wma_handle wma, uint8_t vdev_id);
 
 #ifdef FEATURE_WLAN_TDLS