Fix ruby_source_path in Ventura systemsettings-caveats fixture JSON

[issyl0]

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same change?
• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your changes? Here's an example.
• Have you successfully run brew style with your changes locally?
• Have you successfully run brew typecheck with your changes locally?
• Have you successfully run brew tests with your changes locally?

---

• Cask source paths were added to the API in 844db75. The main everything.json file was updated with the new data in that commit, but this one was missed causing local test failures.

Before:

Cask::Cask#to_h when loaded from cask file returns expected hash
  Failure/Error: expect(JSON.pretty_generate(hash)).to eq(expected_json_after_ventura)
    [...]

    Diff:
    @@ -93,7 +93,7 @@
        "en",
        "eo"
      ],
    -  "ruby_source_path": "Formula/everything.rb",
    +  "ruby_source_path": "Casks/everything.rb",
      "ruby_source_checksum": {
        "sha256": "b2707d1952f02c3fa566b7ad2a707a847a959d36f51d3dee642dbe5deec12f27"
      }

  # ./test/cask/cask_spec.rb:231:in `block (4 levels) in <top (required)>'
  # ./test/support/helper/spec/shared_context/homebrew_cask.rb:52:in `block (2 levels) in <top (required)>'

[reitermarkus]

The test for this should also be changed to stub MacOS.version instead of depending on which system you run it on.

[MikeMcQuaid]

Thanks @issyl0!

@reitermarkus Agreed, could you grab that?