Resolve "animations created on mac don't play on mac"

Save Animation and Save Screenshot now prompt the user for the filename before showing the options. That way, we can customize the options based on the file-format chosen, e.g.

To make it easier for user to pick things like compression/quality, added a new info attribute to EnumerationDomain that gets rendered as follows:

One could have just used text attribute, but that affects the Python API, which would have made it ugly.

Fixed movie compression/quality defaults to be the same as in ParaView 5.3. That fixes #17952 (closed).

This also removes disconnect-and-save-animation feature.