Customize: Remove unnecessary height: 100% on accordion button.

Remove CSS that could occasionally trigger the accordion buttons to be 100% the height of the accordion container.

Props dhewercorus, im3dabasia1, sabernhardt, rvoigt, ghinamt, vishy-moghan, frankbiganski, redkite.
Fixes #62491.

git-svn-id: https://develop.svn.wordpress.org/trunk@59510 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/customize-controls.css

@@ -561,7 +561,6 @@ body.trashing #publish-settings {
 .accordion-section-title button.accordion-trigger {
 	all: unset;
 	width: 100%;
-	height: 100%;
 	padding: 10px 30px 11px 14px;
 	display: flex;
 	align-items: center;