Toolbar: Fix icon colors in mobile layout.

Swap the default and hover color rules for admin bar icons on mobile so icons use `$menu-icon` by default and `$menu-submenu-focus-text` on hover.

Props sabernhardt, peterwilsoncc, wildworks.
Fixes #65140.

git-svn-id: https://develop.svn.wordpress.org/trunk@62317 602fd350-edb4-49c9-b593-d223f7449a82

Author: t-hamano

src/wp-admin/css/colors/_admin.scss

@@ -475,13 +475,13 @@ ul#adminmenu > li.current > a.current:after {
 #wpadminbar .quicklinks li a:focus .blavatar,
 #wpadminbar .quicklinks .ab-sub-wrapper .menupop.hover > a .blavatar,
 #wpadminbar .menupop .menupop > .ab-item:hover:before,
-#wpadminbar.mobile .quicklinks .ab-icon:before,
-#wpadminbar.mobile .quicklinks .ab-item:before {
+#wpadminbar.mobile .quicklinks .hover .ab-icon:before,
+#wpadminbar.mobile .quicklinks .hover .ab-item:before {
 	color: variables.$menu-submenu-focus-text;
 }
 
-#wpadminbar.mobile .quicklinks .hover .ab-icon:before,
-#wpadminbar.mobile .quicklinks .hover .ab-item:before {
+#wpadminbar.mobile .quicklinks .ab-icon:before,
+#wpadminbar.mobile .quicklinks .ab-item:before {
 	color: variables.$menu-icon;
 }