bricksmith: add auto_updates true, update zap

[krehel]

Important: Do not tick a checkbox if you haven’t performed its action. Honesty is indispensable for a smooth review process.

In the following questions <cask> is the token of the cask you're submitting.

After making any changes to a cask, existing or new, verify:

• The submission is for a stable version or documented exception.
• brew audit --cask --online <cask> is error-free.
• brew style --fix <cask> reports no offenses.

[github-actions]

Hi, thanks for your contribution to Homebrew! You already have >=15 open pull requests, so please get them ready to be merged or close them before you open more. If CI fails on any of them, please fix it or ask for help doing so.
If you are performing simple version bumps, @BrewTestBot automatically bumps a list of casks so you don't need to. Please take a look at issues and pull requests labelled help wanted and see if you can help to fix any of them. Thanks!