toc: fix links #7309

Job	Run time
check-file-encoding	8s
check-control-characters	8s
check-git-conflicts	10s
markdownlint	20s
verify-internal-link-anchors	15s
verify-internal-links	1m 41s
check-manual-line-breaks	10s
check-unclosed-tags	7s
	2m 59s

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