fix: move the Session type to Client.ts (#60)

src/Client.ts

@@ -135,6 +135,8 @@ export type FileArgs = [
     fallback?: string,
 ];
 
+export type Session = { token: string };
+
 export class Client extends EventEmitter {
     heartbeat: number;
 

src/globals.d.ts

@@ -1,2 +1 @@
 type Tail<T extends unknown[]> = T extends [infer _A, ...infer R] ? R : never;
-type Session = { token: string };

src/websocket/notifications.ts

@@ -8,6 +8,7 @@ import type {
 import type { Channel, Message } from "revolt-api";
 import type { Member, MemberCompositeKey, Role, Server } from "revolt-api";
 import type { RelationshipStatus, User } from "revolt-api";
+import type { Session } from "../Client";
 
 type WebSocketError = {
     error: