Update thmtools comment in manual

zref-clever-doc.tex

@@ -1677,9 +1677,9 @@ \subsection{\cs{newtheorem}}
 the same.  The same for \pkg{ntheorem}.  For \pkg{thmtools}'
 \cs{declaretheorem}, though some adjustments to the examples below may be
 required, the basic logic is the same (there is no integration with the
-\opt{Refname}, \opt{refname}, and \opt{label} options, which are targeted to
-the standard reference system, but you don't actually need them to get things
-working conveniently).
+\opt{Refname} and \opt{refname} options, which are targeted to the standard
+reference system, but you don't actually need them to get things working
+conveniently).
 
 
 \subsubsection*{Simple case}