documentation: properly show 100+ when having more results that can fit.
documentation: properly show 100+ when having more results that can fit.

This got accidentally broken in 8bdb844ceb547d8ca3156ef815de9603e51a598a
when implementing the Tab autocompletion. Unfortunately I can't really
auto-test the UI code :/

mosra/m.css,mosra/m.css,mosra/m.css,mosra/m.css