fix(android): correct scrollUp and scrollDown mouseWheel delta values

Author: quanru

packages/android/tests/unit-test/page.test.ts

@@ -607,20 +607,20 @@ describe('AndroidDevice', () => {
       });
     });
 
-    it('scrollUp should call mouseWheel with positive Y delta', async () => {
+    it('scrollUp should call mouseWheel with negative Y delta', async () => {
       const wheelSpy = vi
         .spyOn(device as any, 'mouseWheel')
         .mockResolvedValue(undefined);
       await device.scrollUp(100);
-      expect(wheelSpy).toHaveBeenCalledWith(0, 100);
+      expect(wheelSpy).toHaveBeenCalledWith(0, -100);
     });
 
-    it('scrollDown should call mouseWheel with negative Y delta', async () => {
+    it('scrollDown should call mouseWheel with positive Y delta', async () => {
       const wheelSpy = vi
         .spyOn(device as any, 'mouseWheel')
         .mockResolvedValue(undefined);
       await device.scrollDown(100);
-      expect(wheelSpy).toHaveBeenCalledWith(0, -100);
+      expect(wheelSpy).toHaveBeenCalledWith(0, 100);
     });
   });