ticdc/processor: Fix backoff base delay misconfiguration (#3992)

[ti-chi-bot]

This is an automated cherry-pick of #3992

What problem does this PR solve?

#3912

What is changed and how it works?

Fix a code typo in processor.go:createTablePipelineImpl() where retry.WithBackoffBaseDelay is mistakenly written as retry.WithBackoffMaxDelay.

Check List

Tests

• Unit test
• Integration test

Release note

None

[ti-chi-bot]

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[codecov-commenter]

Codecov Report

Merging #4024 (f360698) into release-4.0 (753073a) will increase coverage by 10.0558%.
The diff coverage is 73.6521%.

@@                 Coverage Diff                  @@
##           release-4.0      #4024         +/-   ##
====================================================
+ Coverage      53.7661%   63.8220%   +10.0558%     
====================================================
  Files              153        161          +8     
  Lines            15958      16698        +740     
====================================================
+ Hits              8580      10657       +2077     
+ Misses            6475       5114       -1361     
- Partials           903        927         +24     

[overvenus]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 5a5fccf