But isn't that what they are doing? If they want a all female ghostbusters cast, then just write the script, which is exactly what they did.
I can understand being outraged by those who cry about a problem, but don't do anything about it. But if they actually are doing the thing that they wish to see, then you can't complain. If you don't like it, don't watch it. If you want to see something different, then create it.