Pin / Unpin comment as co-maintainer

Checklist

I confirm that this is an issue with aurweb's code and not a user-uploaded package.
I have described the bug in complete detail in the Description section.
I have specified steps in the Reproduction section.
I have included any logs related to the bug in the Logs section.
I have included the versions which are affected in the Version(s) section.

Description

I want to unpin a comment from a package I co-maintain but it looks like I don't have that ability any more. Package is opencl-amd

Reproduction

Navigate to the package you co-maintain, the button for pin / unpin message is missing. In a package that I'm the owner, I can see the button to pin / unpin comments.

Logs

Version(s)

v6.0.9 tested on 2022-02-11

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