[css-counter-styles-3][editorial] Fixed Bikeshed error

Author: SebastianZ

css-counter-styles-3/Overview.bs

@@ -174,7 +174,7 @@ Defining Custom Counter Styles: the ''@counter-style'' rule</h2>
 	the keywords ''decimal'', ''disc'', ''square'', ''circle'', ''disclosure-open'', and ''disclosure-closed''.
 
 	Note: Note that <<custom-ident>> also automatically excludes the <a spec=css-values>CSS-wide keywords</a>.
-	In addition, some names, like ''inside'',
+	In addition, some names, like ''list-style-position/inside'',
 	are valid as counter style names,
 	but conflict with the existing values of properties like 'list-style',
 	and so won't be usable there.