About: Add ℹ️ to the classic editor link, to make it stand out a litt…

…le more.

Props melchoyce.
See #45178.



git-svn-id: https://develop.svn.wordpress.org/branches/5.0@43967 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/about.php

@@ -47,7 +47,7 @@
 			</div>
 		<?php elseif ( ! file_exists( WP_PLUGIN_DIR . '/classic-editor/classic-editor.php' ) ) : ?>
 			<p class="about-text">
-				<a href="#classic-editor"><?php _e( 'Learn how to keep using the old editor.' ); ?></a>
+				&#x2139; <a href="#classic-editor"><?php _e( 'Learn how to keep using the old editor.' ); ?></a>
 			</p>
 		<?php endif; ?>