Anchor generation should remove quotes

[tlienart]

Otherwise we get ugly address like https://franklinjl.org/syntax/utils/#quothtmlquot_functions_hfun_

This should be easy enough to do.

Given it might break some links (though few) this should be released in 0.10 (#538) with a note. (can also have a temporary phase where both are supported)

[tlienart]

(comment by Fredrik suggests just supporting the old path as well which makes sense, would not cost much and not be breaking)