fix(providers): clean up abort listener when sleep timer resolves

Author: waleedlatif1

apps/sim/providers/gemini/core.ts

@@ -396,15 +396,15 @@ function sleep(ms: number, signal?: AbortSignal): Promise<void> {
     )
   }
   return new Promise((resolve, reject) => {
-    const timer = setTimeout(resolve, ms)
-    signal?.addEventListener(
-      'abort',
-      () => {
-        clearTimeout(timer)
-        reject(signal.reason ?? new DOMException('The operation was aborted.', 'AbortError'))
-      },
-      { once: true }
-    )
+    const onAbort = () => {
+      clearTimeout(timer)
+      reject(signal!.reason ?? new DOMException('The operation was aborted.', 'AbortError'))
+    }
+    const timer = setTimeout(() => {
+      signal?.removeEventListener('abort', onAbort)
+      resolve()
+    }, ms)
+    signal?.addEventListener('abort', onAbort, { once: true })
   })
 }