[FIX] star icon was visible after unstarring a message

[bhavayAnand9]

Proposed changes

PR contains a fix for a bug where
when a user unstar a message, the star icon was still visible
if a user stars a message in a direct chat, the user at the other end would also see a star icon.

Issue(s)

Closes #19608

How to test or reproduce

Screenshots

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• Improvement (non-breaking change which improves a current function)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Hotfix (a major bugfix that has to be merged asap)
• Documentation Update (if none of the other choices apply)

Checklist

• I have read the CONTRIBUTING doc
• I have signed the CLA
• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works (if applicable)
• I have added necessary documentation (if applicable)
• Any dependent changes have been merged and published in downstream modules

Changelog

Fix: Starred messages can't be unstarred

Further comments

[bhavayAnand9]

Hi! @ggazzo Could you please review this PR? Thanks