story-content: Fixed fictional dates not being UTC in chapter title fallback.

marko/page/story-content/components/story-content-menu/component.js

@@ -16,7 +16,7 @@ module.exports = class {
     if (chapter.title) {
       title = chapter.title
     } else if (chapter.fictionalDate && chapter.fictionalDate.getUTCFullYear() > 1) {
-      title = moment(chapter.fictionalDate).format("MMM D, YYYY")
+      title = moment.utc(chapter.fictionalDate).format("MMM D, YYYY")
     }
 
     return title