[css-overflow-3] Include automatic size, to make that clear as well.

Author: fantasai

css-overflow-3/Overview.bs

@@ -507,7 +507,7 @@ Limiting Visible Lines: the 'max-lines' property</h2>
 			similar to if it were ''display: none'':
 			it is neither rendered,
 			nor measured as part of the box’s contents for the purpose of
-			finding its <a lt="min-content block size">min-content</a> and <a>max-content</a> <a>block sizes</a>,
+			finding its <a lt="min-content block size">min-content</a>, <a>max-content</a>, or <a lt="automatic size">automatic</a> <a>block sizes</a>,
 			nor does allow user interaction.
 			However, since intrinsic sizes are calculated across all <a>fragmentation containers</a>,
 			this content <em>is</em> taken into account