easy-tag: declare indirect deps with linkage

[chenrui333]

• Have you followed the guidelines for contributing?
• Have you ensured that your commits follow the commit style guide?
• Have you checked that there aren't other open pull requests for the same formula update/change?
• Have you built your formula locally with HOMEBREW_NO_INSTALL_FROM_API=1 brew install --build-from-source <formula>, where <formula> is the name of the formula you're submitting?
• Is your test running fine brew test <formula>, where <formula> is the name of the formula you're submitting?
• Does your build pass brew audit --strict <formula> (after doing HOMEBREW_NO_INSTALL_FROM_API=1 brew install --build-from-source <formula>)? If this is a new formula, does it pass brew audit --new <formula>?

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https://github.com/Homebrew/homebrew-core/actions/runs/10118308712/job/27991312213?pr=177377#step:4:572
https://github.com/Homebrew/homebrew-core/actions/runs/10118308712/job/27991312347?pr=177377#step:3:332

[chenrui333]

just artifact audit failure

  easy-tag
    * Stable: The source URL https://download.gnome.org/sources/easytag/2.4/easytag-2.4.3.tar.xz is not reachable (HTTP status code 302)