Forgot a closing backquote

ICHLL_Brenon.md

@@ -276,7 +276,7 @@ represent features such as
   form itself for instance, but also information about the categories it belongs
   to like `<iType/>` for its inflection class in languages with a declension
   system or `<pos/>` for its part-of-speech
-- its etymology: `<etym/>
+- its etymology: `<etym/>`
 - its variants if there is a different spelling in a variety of the language or
   if it has changed through time: `<usg/>` (though it is not its only purpose)