feat: show slightly more information in event list view

instead of event title and organizer, we now also show place and date

WebApp/ts/generalUseHelpers.ts

@@ -36,7 +36,7 @@ export async function getEvent(id: string): Promise<EventData> {
 export async function getMyAccount(): Promise<MyAccount> {
     const res = await fetch("/api/auth/my_account");
     if (!res.ok) {
-        throw Error("U<EFBFBD>ytkownik niezalogowany!");
+        throw Error("Użytkownik niezalogowany!");
     }
     const data = await res.json();
     return data;