lib: create weakRef only if any signals provided

Author: atlowChemi

lib/internal/abort_controller.js

@@ -197,6 +197,9 @@ class AbortSignal extends EventTarget {
   static any(signals) {
     validateAbortSignalArray(signals, 'signals');
     const resultSignal = createAbortSignal({ composite: true });
+    if (!signals.length) {
+      return resultSignal;
+    }
     const resultSignalWeakRef = new WeakRef(resultSignal);
     resultSignal[kSourceSignals] = new SafeSet();
     for (let i = 0; i < signals.length; i++) {