resize popup to remove scrollbar when options activated

extension/popup.html

@@ -8,8 +8,8 @@
     <link rel="stylesheet" href="dist/lesspass.min.css">
     <style>
         body {
-            width: 420px;
-            height: 480px;
+            width: 430px;
+            height: 490px;
         }
 
         .loading {