better compatibility with arm64 installer packaging

remove x86_64 special case

Author: totaam

packaging/MSWindows/BUILD.sh

@@ -699,9 +699,6 @@ if [ "${DO_INSTALLER}" == "1" ]; then
 	echo "* Creating the installer using InnoSetup"
 	rm -f "Xpra_Setup.exe" "${INSTALLER_FILENAME}" "${INNOSETUP_LOG}"
 	cp -fn "packaging/MSWindows/xpra.iss" "xpra.iss"
-	if [ "${MSYSTEM_CARCH}" == "x86_64" ]; then
-		cat "packaging/MSWindows/xpra.iss" | sed '/\(ArchitecturesInstallIn64BitMode\|ArchitecturesInstallIn64BitMode\)/ s/=.*/=x64/g' | sed '/\(AppName=\|AppVerName=\|DefaultGroupName=\)/ s/\r$/ (64-bit)\r/g' | sed 's/ArchitecturesAllowed=.*/ArchitecturesAllowed=x64/g' > "xpra.iss"
-	fi
 	if [ "${DO_FULL}" == "0" ]; then
 	  #don't run post-install openssl:
 	  sed -i"" "s/    PostInstall();/Log('skipped post-install');/g" xpra.iss

packaging/MSWindows/xpra.iss

@@ -23,8 +23,9 @@ WizardImageFile=packaging\MSWindows\xpra-logo.bmp
 WizardSmallImageFile=packaging\MSWindows\xpra.bmp
 LicenseFile=COPYING
 UninstallDisplayIcon={app}\Xpra-Launcher.exe
-ArchitecturesInstallIn64BitMode=x64
-ArchitecturesAllowed=x64
+ArchitecturesInstallIn64BitMode=x64compatible
+ArchitecturesAllowed=arm64 and x64compatible
+;UsePreviousAppDir=false
 
 [Dirs]
 Name: "{app}"; Flags: uninsalwaysuninstall;