Help/About: Use <strong> tags instead of double quotes in Media Library help text.

This aims to make the styling of button references more consistent across the help tabs.

Follow-up to [61277].

Props Guido07111975.
Fixes #64289.

git-svn-id: https://develop.svn.wordpress.org/trunk@61279 602fd350-edb4-49c9-b593-d223f7449a82

Author: SergeyBiryukov

src/wp-admin/upload.php

@@ -180,7 +180,7 @@ function () {
 			'content' =>
 				'<p>' . __( 'All the files you&#8217;ve uploaded are listed in the Media Library, with the most recent uploads listed first.' ) . '</p>' .
 				'<p>' . __( 'You can view your media in a simple visual grid or a list with columns. Switch between these views using the icons to the left above the media.' ) . '</p>' .
-				'<p>' . __( 'To delete media items, click the &#8220;Bulk select&#8221; button at the top of the screen. Select any items you wish to delete, then click the &#8220;Delete permanently&#8221; button. Clicking the &#8220;Cancel&#8221; button takes you back to viewing your media.' ) . '</p>',
+				'<p>' . __( 'To delete media items, click the <strong>Bulk select</strong> button at the top of the screen. Select any items you wish to delete, then click the <strong>Delete permanently</strong> button. Clicking the <strong>Cancel</strong> button takes you back to viewing your media.' ) . '</p>',
 		)
 	);