Merge pull request #2527 from Automattic/fix/gazette-thumbnail-height

Gazette: changed height to post-thumbnail

gazette/style.css

@@ -4,7 +4,7 @@ Theme URI: https://wordpress.com/themes/gazette/
 Author: Automattic
 Author URI: https://wordpress.com/themes/
 Description: A clean and flexible theme perfectly suited for minimalist magazine-style sites, personal blogs, or any content-rich site. It allows you to highlight specific articles on the homepage, and to balance readability with a powerful use of photography — all in a layout that works on any device.
-Version: 1.1.3-wpcom
+Version: 1.1.4-wpcom
 License: GNU General Public License v2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
 Text Domain: gazette
@@ -2065,7 +2065,7 @@ a:visited {
 .post-thumbnail {
 	background: #000;
 	display: block;
-	height: 100%;
+	height: auto;
 	position: relative;
 	width: 100%;
 }