Fixes tgui reload script (#34632)

* Fixes reload bat

* That's possible

tgui/reload.bat

@@ -4,5 +4,5 @@ REM Get the documents folder from the registry.
 for /f "tokens=3*" %%p in ('REG QUERY "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders" /v Personal') do (
     set DocumentsFolder=%%p
 )
-REM Copy assets to the BYOND cache
-cmd /c copy assets\* "%DocumentsFolder%\BYOND\cache" /y
+REM Copy to tmp subdirectories
+FOR /D %%G in ("%DocumentsFolder%\BYOND\cache\tmp*") DO (cmd /c copy assets\* %%G /y)