Sketch: Update default block placeholder CSS selector. Bump version number.

sketch/css/editor-blocks.css

@@ -20,7 +20,7 @@ Description: Used to style Gutenberg Blocks in the editor.
 --------------------------------------------------------------*/
 
 .edit-post-visual-editor .editor-block-list__block,
-.editor-default-block-appender input[type="text"].editor-default-block-appender__content {
+.editor-default-block-appender textarea.editor-default-block-appender__content {
 	font-family: Lato, Helvetica, Arial, sans-serif;
 }
 
@@ -28,7 +28,7 @@ Description: Used to style Gutenberg Blocks in the editor.
 
 .edit-post-visual-editor .editor-block-list__block,
 .edit-post-visual-editor .editor-block-list__block p,
-.editor-default-block-appender input[type="text"].editor-default-block-appender__content {
+.editor-default-block-appender textarea.editor-default-block-appender__content {
 	font-size: 16px;
 	font-weight: 300;
 }
@@ -36,7 +36,7 @@ Description: Used to style Gutenberg Blocks in the editor.
 @media (min-width: 50em) {
 	.edit-post-visual-editor .editor-block-list__block,
 	.edit-post-visual-editor .editor-block-list__block p,
-	.editor-default-block-appender input[type="text"].editor-default-block-appender__content {
+	.editor-default-block-appender textarea.editor-default-block-appender__content {
 		font-size: 20px;
 	}
 }

sketch/style.css

@@ -4,7 +4,7 @@ Theme URI: https://wordpress.com/themes/sketch/
 Author: Automattic
 Author URI: https://wordpress.com/themes/
 Description: A clean, responsive portfolio theme with options for a custom site logo, a featured content slider, and lots of room to share your work.
-Version: 1.2.5-wpcom
+Version: 1.2.6-wpcom
 License: GNU General Public License v2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
 Text Domain: sketch