Accessibility: match the visual and tab order in the Media Modal grid.

By moving the Details sidebar after the attachments grid, the tab order is
greatly improved for keyboard users and matches the logical and visual order.

Fixes #36909.
Built from https://develop.svn.wordpress.org/trunk@37610


git-svn-id: http://core.svn.wordpress.org/trunk@37578 1a063a9b-81f0-0310-95a4-ce76da25c4cd

Author: afercia

wp-includes/js/media-views.js

@@ -3772,11 +3772,11 @@ AttachmentsBrowser = View.extend({
 		this.controller.on( 'toggle:upload:attachment', this.toggleUploader, this );
 		this.controller.on( 'edit:selection', this.editSelection );
 		this.createToolbar();
+		this.createUploader();
+		this.createAttachments();
 		if ( this.options.sidebar ) {
 			this.createSidebar();
 		}
-		this.createUploader();
-		this.createAttachments();
 		this.updateContent();
 
 		if ( ! this.options.sidebar || 'errors' === this.options.sidebar ) {