In `wp.media.view.AttachmentFilters`, when creating its inner HTML content, pass `filter.text` via `.html( str )` instead of `.text( str )` to allow more formatting options. 

Props tlovett1.
Fixes #25010.


Built from https://develop.svn.wordpress.org/trunk@27518


git-svn-id: http://core.svn.wordpress.org/trunk@27361 1a063a9b-81f0-0310-95a4-ce76da25c4cd