[css-syntax] editorial tweak

Author: tabatkins

css-syntax/Overview.html

@@ -2722,7 +2722,7 @@ <h3 id=changes-from-css-2.1-tokenizer><span class=secno>4.5. </span>
    <li> Scientific notation is supported for numbers/percentages/dimensions
     to match SVG, per WG resolution.
 
-   <li> The 〈column〉 has been added, to keep Selectors parsing in
+   <li> 〈column〉 has been added, to keep Selectors parsing in
     single-token lookahead.
   </ol>
   <!--

css-syntax/Overview.src.html

@@ -2019,7 +2019,7 @@ <h3>
 			per WG resolution.
 
 		<li>
-			The 〈column〉 has been added,
+			〈column〉 has been added,
 			to keep Selectors parsing in single-token lookahead.
 
 	</ol>