macOS 10.13.6 requires more steps to st the icon

NOTE: macOS 10.14 requires the program “osascript” to be allowed in “Preferences / Security & Privacy / Accessibility”

Author: gamma

src/com/inet/gradle/setup/dmg/template/package.applescript.txt

@@ -8,6 +8,10 @@ tell application "Preview"
 end tell
 tell application "System Events"
     tell process "Preview"
+        keystroke tab
+        delay 1
+        keystroke "a" using command down
+        delay 1
         keystroke "c" using command down
     end tell
 end tell