Better documentation and docs search for punctuation (#33344)
* Better documentation and docs search for punctuation
* Update doc/src/base/punctuation.md
Co-Authored-By: James Bradbury <jekbradbury@gmail.com>
* Update doc/src/base/punctuation.md
Co-Authored-By: James Bradbury <jekbradbury@gmail.com>
* Fixup crosslinks
working around https://github.com/JuliaDocs/Documenter.jl/issues/781
