Default themes: Use the 'display' filter for get_bloginfo( 'name' ) attached...

Default themes: Use the 'display' filter for get_bloginfo( 'name' ) attached to the wp_title filter.

props michelwppi.
fixes #26811.

Built from https://develop.svn.wordpress.org/trunk@27091


git-svn-id: https://core.svn.wordpress.org/trunk@26963 1a063a9b-81f0-0310-95a4-ce76da25c4cd