Accessibility: After [35130], adjust the h2.nav-tab-wrapper selector to only override .wrap > h2:first-child.

This improves compatibility with plugins that use navigation tabs as a first H2 heading on their screens.

Props afercia.
Fixes #33559.
Built from https://develop.svn.wordpress.org/trunk@35496


git-svn-id: http://core.svn.wordpress.org/trunk@35460 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/css/common.css

@@ -2018,7 +2018,7 @@ html.wp-toolbar {
 }
 
 h1.nav-tab-wrapper, /* Back-compat for pre-4.4 */
-h2.nav-tab-wrapper,
+.wrap h2.nav-tab-wrapper, /* higher specificity to override .wrap > h2:first-child */
 h3.nav-tab-wrapper {
 	border-bottom: 1px solid #ccc;
 	margin: 0;