lang/yap: Mark BROKEN for BUILDDOCS

• Fails to build with BUILDDOCS option

This is pdfTeX, Version 3.141592653-2.6-1.40.25 (Web2C 2023) (preloaded
format=pdfetex)
restricted \write18 enabled.
entering extended mode
(././docs/yap.tex (/usr/local/share/texmf-dist/tex/texinfo/texinfo.tex
Loading texinfo [version 2023-03-04.12]: pdf, fonts, glyphs, page headings,
tables, conditionals, indexing, sectioning, toc, environments, defuns, macros,
cross references, insertions,
(/usr/local/share/texmf-dist/tex/generic/epsf/epsf.tex
This is `epsf.tex' v2.7.4 <14 February 2011>
) localization, formatting, microtype, and turning on texinfo input format.)
././docs/yap.tex:5: @setcontentsaftertitlepage has been removed as a Texinfo
command; move your @contents command if you want the contents after the title
page..
@setcontentsaftertitlepage ...ter the title page.}

l.5 @setcontentsaftertitlepage

?
././docs/yap.tex:5: Emergency stop.
@setcontentsaftertitlepage ...ter the title page.}

l.5 @setcontentsaftertitlepage

././docs/yap.tex:5: ==> Fatal error occurred, no output PDF file produced!

• Pet portclippy while I am here

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