fix(frontend): always render log out page client side

frontend/src/routes/auth/logout/+page.svelte

@@ -3,8 +3,6 @@
   import { userStore } from "$lib/store";
   import { onMount } from "svelte";
 
-  export const ssr = false;
-
   onMount(() => {
     userStore.set(null);
     localStorage.removeItem("pronouns-token");

frontend/src/routes/auth/logout/+page.ts

@@ -0,0 +1 @@
+export const ssr = false;