sorbet: Bump some Cask files to typed: strict

[issyl0]

• Have you followed the guidelines in our Contributing document?
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• Have you added an explanation of what your changes do and why you'd like us to include them?
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• Part of Use Sorbet typed: strict in all (non-package) files in Homebrew organisation #17297.
• Let’s see what goes 💥.

[MikeMcQuaid]

Looks good!