Update solution.ts

Author: javadev

src/main/kotlin/g2601_2700/s2637_promise_time_limit/solution.ts

@@ -7,7 +7,7 @@ function timeLimit(fn: Fn, t: number): Fn {
         const fns = fn(...args)
         const timeLimitPromise = new Promise((_, reject) => {
             setTimeout(() => {
-                reject('Time Limit Exceeded')
+                reject(new Error('Time Limit Exceeded'))
             }, t)
         })