docs: remove also reference to removed documentation part #4632

Job	Run time
Check if to run	1s
Check if to run	1s
Bootstrap	53s
Bootstrap	57s
Wiki build (HTML, wikihtml, .and wikihtml .or -- -- docset=wikihtml -i)	16m 43s
Wiki build (HTML, wikihtml, .and wikihtml .or -- -- docset=wikihtml -i)	16m 25s
Wiki build (PDF, wikipdf, .and wikipdf .or -- -- docset=wikipdf -i)	10m 4s
Wiki build (PDF, wikipdf, .and wikipdf .or -- -- docset=wikipdf -i)	10m 10s
Wiki Update	0s
Wiki Update	21s
Call to delete Artifacts	0s
Call to delete Artifacts	14s
	55m 49s

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