Twenty Fifteen: Remove `esc_html()` from `get_the_author()`.

The display name is sanitized through `sanitize_text_field`, `wp_filter_kses`, and `_wp_specialchars`.

see #30724.
Built from https://develop.svn.wordpress.org/trunk@30901


git-svn-id: http://core.svn.wordpress.org/trunk@30891 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-content/themes/twentyfifteen/inc/template-tags.php

@@ -84,7 +84,7 @@ function twentyfifteen_entry_meta() {
 			printf( '<span class="byline"><span class="author vcard"><span class="screen-reader-text">%1$s </span><a class="url fn n" href="%2$s">%3$s</a></span></span>',
 				_x( 'Author', 'Used before post author name.', 'twentyfifteen' ),
 				esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ),
-				esc_html( get_the_author() )
+				get_the_author()
 			);
 		}