[css-flexbox-1][editorial] fix link due to changed boilerplate

Author: tabatkins

css-flexbox-1/Overview.bs

@@ -3193,7 +3193,7 @@ Sample Flex Fragmentation Algorithm</h3>
 
 	<p>
 		This informative section presents a possible fragmentation algorithm for flex containers.
-		Implementors are encouraged to improve on this algorithm and <a href='#status'>provide feedback to the CSS Working Group</a>.
+		Implementors are encouraged to improve on this algorithm and <a href='#sotd'>provide feedback to the CSS Working Group</a>.
 
 <div class='example'>