Fix phenotype entry autocomplete for #375 (#410)

It was missing a few brackets

app/views/phenotypes/new.html.erb

@@ -9,6 +9,7 @@
         $("#phenotype_characteristic").autocomplete({
           source: <%= raw(phenotype_array.to_json) %>
         });
+      });
     </script>
 
       <div class="form-group">