[css-scroll-snap] Fix typo

Author: fantasai

css-scroll-snap/diff-notes.html

@@ -43,7 +43,7 @@ <h1>CSS Scroll Snap Diff Annotations</h1>
 	<p>While we don't have immediate plans to implement, it would be nice to get the specification stable soon. Can we set a deadline for review, after which we go ahead with the resolution from the meeting?
 
 	<p>I'm not sure how much time is necessary. Microsoft?
-	<address>Dean Jackson, www-style, 10 December 2016</address>
+	<address>Dean Jackson, www-style, 10 December 2015</address>
 </blockquote>
 
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