Use remove-outline to see cursor in site editor

While using the site editor `outlineMode` is enabled, which can obscure the cursor when hovering over the RichText field for the prefix attribute of the Co-Authors Block. The missing cursor makes it unclear you can type in the prefix field.

build/blocks/block-coauthors/index.asset.php

@@ -1 +1 @@
-<?php return array('dependencies' => array('wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-element', 'wp-i18n', 'wp-primitives'), 'version' => '61fe24e0599aabb66e34');
+<?php return array('dependencies' => array('wp-api-fetch', 'wp-block-editor', 'wp-blocks', 'wp-components', 'wp-data', 'wp-element', 'wp-i18n', 'wp-primitives'), 'version' => '73645b9145fe40093212');

src/blocks/block-coauthors/edit.js

@@ -177,8 +177,9 @@ export default function Edit( {
 						className: classnames(
 							__unstableLayoutClassNames,
 							{
-								[ `has-text-align-${ textAlign }` ]: textAlign
-							}
+								[ `has-text-align-${ textAlign }` ]: textAlign,
+							},
+							'remove-outline'
 						)
 					}
 				) }