chore: update safari UA to the latest

[chenrui333]

• 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?
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• Have you successfully run brew tests with your changes locally?

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[MikeMcQuaid]

@chenrui333 Good to 🚢 once failing test addressed: https://github.com/Homebrew/brew/actions/runs/6101403350/job/16557709623?pr=15974#step:11:84

[chenrui333]

will check it a bit :)

[chenrui333]

Should be good now.

[chenrui333]

how to get this merged?

[MikeMcQuaid]

Thanks @chenrui333!