fix(packaging): exclude updater.ps1 from stable installer dir

Author: tasty0tomato

packages/mpv-packaging.cmake

@@ -7,7 +7,9 @@ if [ -d $dir ] && [[ $dir =~ mpv-$3.*-git-* ]]; then
     cp -r $1/mpv-root/* $1/$3/d3dcompiler_43.dll $dir
     7z a -m0=lzma2 -mx=9 -ms=on $dir.7z $dir/* -x!*.7z
 elif [ -d $dir ] && [[ $dir =~ mpv-.*$3 ]] && [[ ! $dir =~ -git- ]]; then
-    cp -r $1/mpv-root/installer $1/mpv-root/doc $1/$3/d3dcompiler_43.dll $dir
+    mkdir -p $dir/installer
+    cp $1/mpv-root/installer/mpv-install.bat $1/mpv-root/installer/mpv-uninstall.bat $1/mpv-root/installer/mpv-icon.ico $dir/installer
+    cp -r $1/mpv-root/doc $1/$3/d3dcompiler_43.dll $dir
     7z a -m0=lzma2 -mx=9 -ms=on $dir.7z $dir/* -x!*.7z
 elif [ -d $dir ]; then
     7z a -m0=lzma2 -mx=9 -ms=on $dir.7z $dir/* -x!*.7z