Bump kop version to 2.11.0.2

[streamnativebot]

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[github-actions]

@streamnativebot:Thanks for your contribution. For this PR, do we need to update docs?
(The PR template contains info about doc, which helps others know more about the changes. Can you provide doc-related info in this and future PR descriptions? Thanks)

[codecov]

Codecov Report

Merging #1760 (a1449ea) into branch-2.11 (4a5b80a) will not change coverage.
The diff coverage is n/a.

@@              Coverage Diff               @@
##             branch-2.11    #1760   +/-   ##
==============================================
  Coverage          15.66%   15.66%           
  Complexity           591      591           
==============================================
  Files                154      154           
  Lines              12100    12100           
  Branches            1114     1114           
==============================================
  Hits                1895     1895           
  Misses             10053    10053           
  Partials             152      152