Merge commit from fork

tasmota/tasmota_xdrv_driver/xdrv_50_filesystem.ino

@@ -1364,6 +1364,7 @@ const char HTTP_EDITOR_FORM_END[] PROGMEM =
 // This wrapper ensures upload_file_type is always set before entering the
 // shared upload handler.
 void HandleUploadUFSLoop(void) {
+  if (!WebAuthenticate()) { return; }
   if (!HttpCheckPriviledgedAccess(false)) { return; }
 
   Web.upload_file_type = UPL_UFSFILE;