Add glitch-soc front-end support for bookmarks

Unlike boosts and like, there is no confirmation dialog as misclicking
can be recovered without another user seeing it.

app/javascript/flavours/glitch/util/async-components.js

@@ -94,6 +94,10 @@ export function FavouritedStatuses () {
   return import(/* webpackChunkName: "flavours/glitch/async/favourited_statuses" */'flavours/glitch/features/favourited_statuses');
 }
 
+export function BookmarkedStatuses () {
+  return import(/* webpackChunkName: "flavours/glitch/async/bookmarked_statuses" */'flavours/glitch/features/bookmarked_statuses');
+}
+
 export function Blocks () {
   return import(/* webpackChunkName: "flavours/glitch/async/blocks" */'flavours/glitch/features/blocks');
 }