Update dependency anchor-js to v5

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
anchor-js (source)	^4.3.1 -> ^5.0.0

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Release Notes

bryanbraun/anchorjs (anchor-js)

v5.0.0

Compare Source

Breaking Changes:

• The touch option on the visibility setting has been removed. Now the only visibility settings are hover and always. Sites currently using touch (or any other unsupported visibility option) will fall back to the behavior for hover. See this comment and this commit.

Features:

• Add support for ESM global imports. See this comment and this commit.
• Center the focus indicator for keyboard users: https://github.com/bryanbraun/anchorjs/pull/192

Other:

• Updates to devDependencies (d0dabc4, d7d212b, d7d212b), tests (fbc80e0), and docs (30f1b6a, ab52088, 2bed64a).
• Minified size reduced from 5.87kb to 5.75kb.
• Switched the primary development branch from master → main

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