Grunt RTL CSS: swap-dashicons-left-right-arrows in rtlcss:properties expects double-quoted content strings in CSS. It doesn't swap single-quoted values.

Props Ankit K Gupta, yoavf, netweb.
Fixes #33786.

Built from https://develop.svn.wordpress.org/trunk@34011


git-svn-id: http://core.svn.wordpress.org/trunk@33980 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/css/wp-pointer-rtl.css

@@ -25,7 +25,7 @@
 	-webkit-border-radius: 50%;
 	border-radius: 50%;
 	color: #00a0d2;
-	content: '\f227';
+	content: "\f227";
 	font: normal 20px/1.6 dashicons;
 	position: absolute;
 	top: 8px;
@@ -62,7 +62,7 @@
 .wp-pointer-buttons a.close:before {
 	background: none;
 	color: #b4b9be;
-	content: '\f153';
+	content: "\f153";
 	display: block !important;
 	font: normal 16px/1 dashicons;
 	speak: none;
@@ -149,7 +149,7 @@
 	border: 13px solid transparent;
 	border-bottom-color: #00a0d2;
 	display: block;
-	content: ' ';
+	content: " ";
 }
 
 .wp-pointer-bottom .wp-pointer-arrow {
@@ -165,7 +165,7 @@
 	border: 13px solid transparent;
 	border-top-color: #fff;
 	display: block;
-	content: ' ';
+	content: " ";
 }
 
 /* rtl:ignore */
@@ -183,7 +183,7 @@
 	border: 13px solid transparent;
 	border-right-color: #fff;
 	display: block;
-	content: ' ';
+	content: " ";
 }
 
 /* rtl:ignore */
@@ -201,7 +201,7 @@
 	border: 13px solid transparent;
 	border-left-color: #fff;
 	display: block;
-	content: ' ';
+	content: " ";
 }
 
 /* Disable pointers at responsive sizes */