fix: remove assertions

Author: gagik

src/deferred-promise.ts

@@ -5,8 +5,8 @@ type DeferredPromiseOptions<T> = {
 
 /** Creates a promise and exposes its resolve and reject methods, with an optional timeout. */
 export class DeferredPromise<T> extends Promise<T> {
-    resolve!: (value: T) => void;
-    reject!: (reason: unknown) => void;
+    resolve: (value: T) => void;
+    reject: (reason: unknown) => void;
     private timeoutId?: NodeJS.Timeout;
 
     constructor(