Remove unnecessary bracket in theme-default.style.css

resources/css/theme-default.style.css

@@ -1084,7 +1084,7 @@ button {
 
 * {
     /* Foreground, Background */
-    scrollbar-color: #3c4c67 transparent);
+    scrollbar-color: #3c4c67 transparent;
 }
 *::-webkit-scrollbar { /* Background */
     width: 10px;