When searching for a word, if that word happens to be in the menu, the
`display-flex` on the `a` would remove the space around the word because
a `span class=highlight` gets added around it.
Fixed by changing `display-flex` on the `a` to display-block (but
keeping it for `.o_toc_entry_wrapper`)
closesodoo/documentation#4168
Signed-off-by: Antoine Vandevenne (anv) <anv@odoo.com>
Elisabeth Dickinson
c758071861