fix: Swage theme dropdown triangle (#5029)

p/themes/Swage/swage.css

@@ -1158,11 +1158,17 @@ button.as-link {
 	left: 0;
 	right: auto;
 }
+#nav_menu_actions ul.dropdown-menu::after {
+	display: none;
+}
 
 #nav_menu_read_all ul.dropdown-menu {
 	right: 0;
 	left: auto;
 }
+#nav_menu_read_all ul.dropdown-menu::after {
+	display: none;
+}
 
 #slider label {
 	min-height: initial;

p/themes/Swage/swage.rtl.css

@@ -1158,11 +1158,17 @@ button.as-link {
 	right: 0;
 	left: auto;
 }
+#nav_menu_actions ul.dropdown-menu::after {
+	display: none;
+}
 
 #nav_menu_read_all ul.dropdown-menu {
 	left: 0;
 	right: auto;
 }
+#nav_menu_read_all ul.dropdown-menu::after {
+	display: none;
+}
 
 #slider label {
 	min-height: initial;

p/themes/Swage/swage.scss

@@ -1481,6 +1481,10 @@ button.as-link {
 	ul.dropdown-menu {
 		left: 0;
 		right: auto;
+
+		&::after {
+			display: none;
+		}
 	}
 }
 
@@ -1488,6 +1492,10 @@ button.as-link {
 	ul.dropdown-menu {
 		right: 0;
 		left: auto;
+
+		&::after {
+			display: none;
+		}
 	}
 }