[Chore] About VRCT: Set the position to center.

src-ui/app/config_page/setting_section/setting_box/about_vrct/AboutVrct.module.scss

@@ -3,6 +3,7 @@
     gap: 2.2rem;
     flex-direction: column;
     width: 72rem;
+    margin: auto;
     // background-color: gray;
 }