chore(deps): update dependency lychee to v0.20.0

[renovate]

This PR contains the following updates:

Package	Update	Change
lychee	minor	0.19.1 -> 0.20.0

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Release Notes

lycheeverse/lychee (lychee)

v0.20.0

Compare Source

Added

• make wikilink extraction and checking opt-in (#​1803)
• skip fragment checking for unsupported MIME types (#​1744)
• add 'user-content-' prefix to support github markdown fragment (#​1750)

Fixed

• do not check the fragment when http response err but accepted (#​1763)
• treat a fragment in an empty directory as an error (#​1756)
• resolve index file inside a directory (#​1752)
• skip fragment check if website URL doesn't contain fragment (#​1733)

Other

• Bump dependencies (#​1811)
• Skip binary and invalid UTF-8 inputs (#​1810)
• Refactor input dumping and path retrieval with extension filtering (#​1648)
• Use a HashSet to store inputs and avoid duplicates (#​1781)
• add --index-files flag, and turn off index file checking by default (#​1777)
• Cleanup input example (#​1792)
• FIx missing identifier in snap build action; add snap install to readme (#​1793)
• refactor test_fragments to clarify expected successes/fails (#​1776)
• Fix test
• Remove JSON output files even on test failures
• Add regression test
• Improve test
• Make excluded_paths part of Collector instead of Input
• Make regex field in RegexFilter private
• Apply clippy suggestions
• Test regex functionality in --exclude-path flag
• Update flag description & clean up
• Replace Vec with dedicated PathExcludes type
• Unwrap option type
• Replace unmaintained human-sort with numeric-sort (#​1759)
• Fix basic auth (#​1748)
• Update 'Users' section in the README
• Add ProseKit to users
• Migrate to Clippy 1.88 (#​1749)
• fix assertion in fragment checks
• Replace unreliable API URL
• display unsupported URLs (#​1727)

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