应用: 美团
任务: 打开美团，进入我的页面，点击修改头像按钮
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: CLICK
step_id: 3
action: CLICK
step_id: 4
action: CLICK