style(player/css-resolver): no unnecessary symbols

frontend/app/player/MessageDistributor/messages/urlResolve.ts

@@ -26,10 +26,9 @@ function cssUrlsIndex(css: string): Array<[number, number]> {
     const e = s + m[1].length;
     idxs.push([s, e])
   }
-  return idxs.reverse();
+  return idxs.reverse()
 }
 function unquote(str: string): [string, string] {
-  str = str ? str.trim() : '';
   if (str.length <= 2) {
     return [str, ""]
   }