[Bug]: Hovering over a tab in a container, while it is not the active tab causes this visual bug.

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Pre-Submission Checklist

• I have checked the existing/closed issues to ensure this issue has not already been reported.
• I am using the latest supported version of the browser.
• I have tried disabling all browser extensions/add-ons to rule out interference from these.
• I have tried clearing the browser cache and cookies.
• I have checked with a new profile and the issue still occurs.
• I have provided detailed step-by-step instructions on how to reproduce the issue.
• I have included relevant screenshots or console outputs.
• I have checked that this problem is not occurring in the latest version of Firefox ESR.
• This issue is specific to this browser and does not occur in other browsers.

Bug Summary

It is shown in the video attached below

Reproduction Steps

Open a tab in a container. Open another tab. Hover over the tab in the container through the tab bar.

Expected Behavior

It is shown in the video attached below

Actual Behavior

It is shown in the video attached below

Screenshots

Screen.Recording.2024-08-26.142040.mp4

Browser Version

Version 11.19.1 (64-bit) | Firefox: 128.4.0

Operating System

Windows

Additional Context

No response