Remove unnecessary line in cat-highlight

.config/zsh/functions.zsh

@@ -29,7 +29,7 @@ function export-emacs
 }
 
 # Highlight cat output with whatever less is using for highlighting. The command
-# in ${LESSOPEN} needs to be able to work with multiple files.
+# in $LESSOPEN needs to be able to work with multiple files.
 function cat-highlight()
 {
     # Check if we are in a terminal and $LESSOPEN is not empty
@@ -46,8 +46,7 @@ function cat-highlight()
         done
 
         local catopen="${LESSOPEN/| /}"
-        catopen="${catopen/\%s/${files}}"
-        eval "${catopen} | \cat ${args}"
+        eval "${catopen/\%s/${files}} | \cat ${args}"
     else
         \cat $@
     fi