qca-wifi: Fix compiler warning for unused function

The function extract_pdev_qvit_event_non_tlv is defined but not used.
Remove the definition of this function to fix the compilation error.

Change-Id: Ibe573874e4deed571439c3807453405837436a58
CRs-Fixed: 2388461

wmi/src/wmi_unified_non_tlv.c

@@ -8595,25 +8595,6 @@ static QDF_STATUS extract_pdev_utf_event_non_tlv(
 	return QDF_STATUS_SUCCESS;
 }
 
-/**
- * extract_pdev_qvit_event_non_tlv() - extract QVIT data info from event
- * @wmi_handle: WMI handle
- * @param evt_buf: Pointer to event buffer
- * @param param: Pointer to hold data
- *
- * Return : QDF_STATUS_SUCCESS for success or error code
- */
-static QDF_STATUS extract_pdev_qvit_event_non_tlv(
-			wmi_unified_t wmi_handle,
-			uint8_t *evt_buf,
-			struct wmi_host_pdev_qvit_event *event)
-{
-	event->data = evt_buf;
-	event->pdev_id = WMI_NON_TLV_DEFAULT_PDEV_ID;
-
-	return QDF_STATUS_SUCCESS;
-}
-
 /**
  * extract_wds_entry_non_tlv() - extract wds entry from event
  * @wmi_handle: wmi handle