应用: 腾讯会议
任务: 打开腾讯会议，将默认会议名称改为'项目讨论组'
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