docs: add missing console.log to see changes

[cironunes]

What is it?

• [ ] Feature / enhancement
• [ ] Bug
• [x] Docs / tests

Description

Fix tutorial about event listeners to console.log when mouse move happens and match the description saying to open the browser console to see the logs happening.

Checklist:

• [x] My code follows the developer guidelines of this project
• [x] I have performed a self-review of my own code
• [x] I have made corresponding changes to the documentation
• [ ] Added new tests to cover the fix / functionality

[stackblitz[bot]]

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[adamdbradley]

thanks!