Embeds: Tweak a string added in [35429], and add a translator comment.

See #32522.



git-svn-id: https://develop.svn.wordpress.org/trunk@35430 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/embed-template.php

@@ -205,12 +205,13 @@ if ( have_posts() ) :
 else :
 	?>
 	<div class="wp-embed">
-		<p class="wp-embed-heading"><?php _e( 'Oops! That embed can’t be found.' ); ?></p>
+		<p class="wp-embed-heading"><?php _e( 'Oops! That embed can&#8217;t be found.' ); ?></p>
 
 		<div class="wp-embed-excerpt">
 			<p>
 				<?php
 				printf(
+					/* translators: %s: a link to the embedded site */
 					__( 'It looks like nothing was found at this location. Maybe try visiting %s directly?' ),
 					'<strong><a href="' . esc_url( home_url() ) . '">' . esc_html( get_bloginfo( 'name' ) ) . '</a></strong>'
 				);