fix(shared): ensure invokeArrayFns handles undefined arguments

Author: jh-leong

packages/runtime-core/__tests__/apiLifecycle.spec.ts

@@ -40,6 +40,8 @@ describe('api: lifecycle hooks', () => {
     }
     render(h(Comp), root)
     expect(fn).toHaveBeenCalledTimes(1)
+    // #10863
+    expect(fn).toHaveBeenCalledWith()
   })
 
   it('onMounted', () => {

packages/shared/src/general.ts

@@ -135,7 +135,7 @@ export const hasChanged = (value: any, oldValue: any): boolean =>
 
 export const invokeArrayFns = (fns: Function[], arg?: any) => {
   for (let i = 0; i < fns.length; i++) {
-    fns[i](arg)
+    arg === undefined ? fns[i]() : fns[i](arg)
   }
 }