[no ci] remove old file

.github/actions/macos-install.sh

@@ -1,19 +0,0 @@
-echo "MacOS Version Info According to Python:"
-macver=$(python -c "import platform; print(platform.mac_ver()[0])")
-echo "$macver"
-echo "Xcode version:"
-xcodebuild -version
-export distpath="dist/"
-export gampath="${distpath}gam"
-rm -rf $gampath
-export specfile="gam.spec"
-$python -OO -m PyInstaller --distpath "${gampath}" "${specfile}"
-export gam="${gampath}/gam"
-$gam version extended
-export GAMVERSION=$($gam version simple)
-cp LICENSE "${gampath}"
-cp GamCommands.txt "${gampath}"
-GAM_ARCHIVE="gam-${GAMVERSION}-${GAMOS}-${PLATFORM}.tar.xz"
-rm "${gampath}/lastupdatecheck.txt"
-# tar will cd to dist/ and tar up gam/
-tar -C dist/ --create --file "$GAM_ARCHIVE" --xz gam