For now the motion scheduling feature will be the best to use for avoiding this motion event every morning. If you have not already tried, the people only setting will also help to prevent false alerts by other objects or changes.
To further clarify, our Video Doorbell Pro utilizes advance motion detection, which uses drawn zones and noticeable changes in these zones to trigger a motion event. While movement is what is most commonly and intended to be detected, simple changes in the environment can cause an alert as well. Check out our help center article, the bottom portion lists common culprits which might trigger false alerts.