[css-display] Fix #832 - mistyped (and now dangling) reference to .

Author: fantasai

css-display/Overview.bs

@@ -682,7 +682,7 @@ Run-In Layout</h2>
 			(up to, but not including, the next <a>run-in sequence</a>, if any).
 
 		<li>
-			A <a>run-in box</a> with ''display: flow'' <a>inlinifies</a> its contents.
+			A <a>run-in box</a> with a ''flow'' <a>inner display type</a> <a>inlinifies</a> its contents.
 	</ul>
 
 	A <dfn>run-in sequence</dfn> is a maximal sequence of consecutive sibling <a>run-in boxes</a>