Patterns: Enable focus mode editing (#52427)

Author: Mamaduka

packages/edit-site/src/components/block-editor/constants.js

@@ -1 +1,5 @@
-export const FOCUSABLE_ENTITIES = [ 'wp_template_part', 'wp_navigation' ];
+export const FOCUSABLE_ENTITIES = [
+	'wp_template_part',
+	'wp_navigation',
+	'wp_block',
+];