cask/utils: quieten down when fixing permissions fails.

[MikeMcQuaid]

When fixing permissions fails, we should not print the error messages from e.g. chmod unless we are in debug or verbose mode (because we immediately retry taking ownership sudo).

[EricFromCanada]

Do these tests need updating?

Failure/Error: let(:install_phase) { app.install_phase(command:, adopt:, force:) }
[44](https://github.com/Homebrew/brew/actions/runs/8509621444/job/23305566001?pr=16993#step:12:45)

[45](https://github.com/Homebrew/brew/actions/runs/8509621444/job/23305566001?pr=16993#step:12:46)
  #<NeverSudoSystemCommand (class)> received :run with unexpected arguments
[46](https://github.com/Homebrew/brew/actions/runs/8509621444/job/23305566001?pr=16993#step:12:47)
    expected: ("/usr/bin/chflags", {:args=>["-R", "--", "000", #<Pathname:/private/tmp/homebrew-tests-20240401-6937-dslbc6/cask-appdir/Caffeine.app>]})
[47](https://github.com/Homebrew/brew/actions/runs/8509621444/job/23305566001?pr=16993#step:12:48)
         got: ("/usr/bin/chflags", {:args=>["-R", "--", "000", #<Pathname:/private/tmp/homebrew-tests-20240401-6937-dslbc6/cask-appdir/Caffeine.app>], :print_stderr=>false})

[MikeMcQuaid]

Do these tests need updating?

Yup, done 😁