Customizer: Reverse arrows in RTL. See #27406.

props yoavf.
fixes #28669.
Built from https://develop.svn.wordpress.org/trunk@28931


git-svn-id: http://core.svn.wordpress.org/trunk@28729 1a063a9b-81f0-0310-95a4-ce76da25c4cd

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

@@ -147,6 +147,10 @@ body {
 	content: "\f139";
 }
 
+.rtl .control-section.control-panel > .accordion-section-title:after {
+	content: "\f141";
+}
+
 .accordion-sub-container.control-panel-content {
 	display: none;
 	position: absolute;
@@ -201,6 +205,10 @@ body {
 	right: 9px;
 }
 
+.rtl .control-panel-back:before {
+	content: "\f344";
+}
+
 .current-panel .control-panel-back {
 	right: 0;
 }

wp-admin/css/customize-controls.css

@@ -147,6 +147,10 @@ body {
 	content: "\f139";
 }
 
+.rtl .control-section.control-panel > .accordion-section-title:after {
+	content: "\f141";
+}
+
 .accordion-sub-container.control-panel-content {
 	display: none;
 	position: absolute;
@@ -201,6 +205,10 @@ body {
 	left: 9px;
 }
 
+.rtl .control-panel-back:before {
+	content: "\f344";
+}
+
 .current-panel .control-panel-back {
 	left: 0;
 }