Analyzer window vertical zoom breakage in Firefox

[nerdCopter]

Describe the bug

Chrome works. Firefox does not allow movement of the vertical zoom in the analyzer box.

Betaflight Blackbox Explorer version

https://master.dev.blackbox.betaflight.com/

Add any other context about the problem that you think might be relevant here

Left=Chrome, Right=Firefox

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs within a week.

[demvlad]

Resolved in #854