Increase collections pagination limit (#561)

* I think this is the pragmatic solution for now. We can readdress later.
Also renamed fetchAll, to the more accurate fetchPage

* 💚

app/components/Auth.js

@@ -44,7 +44,7 @@ const Auth = ({ children }: Props) => {
       }
 
       stores.auth.fetch();
-      authenticatedStores.collections.fetchAll();
+      authenticatedStores.collections.fetchPage({ limit: 100 });
     }
 
     return <Provider {...authenticatedStores}>{children}</Provider>;