a-image图片预览增加鼠标滚轮放大缩小，优化下过渡动画效果

[lin-97]

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Basic Info

What are the similar cases of this feature

https://element-plus.gitee.io/zh-CN/component/image.html#%E5%9B%BE%E7%89%87%E9%A2%84%E8%A7%88

What problem does this feature solve?

鼠标滚轮放大缩小

Extra info

建议优化：a-image在可预览的模式下，鼠标悬浮样式 应是 cursor: pointer; arco-image-preview-toolbar图标尺寸过小 自己美化过渡参考：http://lin0716.gitee.io/gi-demo/#/tool 加了transition但是旋转效果有点问题，顺时针旋转360度后，再点击一次旋转会逆时针方向回旋， 逆向360度也一样