[Bug]: Pinned tab is duplicated to other workspaces

[seniordevel]

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

Pinning tabs in default workspace automatically adds those pined tabs to another workspace.
Deleting those pinned tabs on another workspace also deletes those pinned tabs on default workspace.

Reproduction Steps

1. add pinned tabs in default workspace
2. check other workspaces for the same pinned tabs
3. if found delete them
4. check default workspace if pinned tabs still are available

Expected Behavior

Pinned tabs should not be cloned to other workspaces

Actual Behavior

Pinned tabs are cloned to other workspaces in some cases

Screenshots

Browser Version

11.21.0 (64-bit)

Operating System

Linux Manjaro (Arch)

Additional Context

..

[breadbeforerice]

#618
Already mentioned.