fix: Fix the callback after reading the group message

[honlyc]

🔍 What type of PR is this?

/kind bug

👀 What this PR does / why we need it:

• My pull request adheres to the code style of this project
• My code requires changes to the documentation
• I have updated the documentation as required
• All the tests have passed

🅰 Which issue(s) this PR fixes:

Fixes #2109

📝 Special notes for your reviewer:

🎯 Describe how to verify it

📑 Additional documentation e.g., RFC, notion, Google docs, usage docs, etc.:

[kubbot]

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[honlyc]

I have read the CLA Document and I hereby sign the CLA

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 4.62%. Comparing base (0b2df42) to head (2439af9).
Report is 31 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff            @@
##            main   #2114      +/-   ##
========================================
- Coverage   4.63%   4.62%   -0.01%     
========================================
  Files         28      28              
  Lines       1814    1816       +2     
========================================
  Hits          84      84              
- Misses      1720    1722       +2     
  Partials      10      10              

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[cubxxw]

recheck