Update Multi_Birefnet_for_Background_Removal.bat

Multi_Birefnet_for_Background_Removal.bat

@@ -20,6 +20,7 @@ if not exist MBBR_venv\ (
     REM pip install Multi_Birefnet_for_Background_Removal
     git clone https://huggingface.co/spaces/NegiTurkey/Multi_Birefnetfor_Background_Removal temp
     REM Move all files and folders from temp to the parent directory
+    del /q temp\*.bat
     xcopy temp\* .\
     REM Remove the now-empty temp directory
     rmdir /s /q temp