Remove before action image from action page

* **What Operating System?**
Windows (applicable to all)
* **What version of Chrome?**
Version 87.0.4280.88
* **What version of Recorder's Assistant (GitHub version or Chrome Store version)?**
Github
* **What steps will reproduce the issue?**
Run normal session up to action questions ("Will ___ know what to do at this step?")
* **What would you expect to be the outcome?**
The screenshot should not be opened on this page but there should be an option to show it and an option to hide it again once it's been opened
* **Any additional details/screenshots to help people to fix any potential bugs?**