docs: update external docs

[github-actions]

This auto-generated PR updates external documentation to the expressjs.com repository.
cc: @expressjs/docs-wg

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[krzysdz]

The script may ignore replacements if the from URL is a prefix of something, but it does not ignore them if it is a suffix.

expressjs.com/.github/scripts/get-readmes.sh

Lines 171 to 178 in b9d5106

	# Apply configured URL replacements (dead/moved links → working alternatives).
	# The lookahead requires the match to end at a URL boundary, so a URL that is a
	# prefix of another (e.g. the site root vs a sub-path) isn't corrupted.
	for pair in "${URL_REPLACEMENTS[@]}"; do
	FROM="${pair%%|*}"
	TO="${pair#*|}"
	CONTENT=$(FROM="$FROM" TO="$TO" perl -pe 's/\Q$ENV{FROM}\E(?=[\s)">]|$)/$ENV{TO}/g' <<<"$CONTENT")
	done