sink(ticdc): use generic slice allocator

[sunxiaoguang]

Signed-off-by: Xiaoguang Sun sunxiaoguang@gmail.com

What problem does this PR solve?

Issue Number: close #5037

What is changed and how it works?

Use generic in go 1.18 to replace type specific allocators into a generic allocator implementation.

Check List

Tests

• Unit test
• Integration test

Release note

`None`

[ti-chi-bot]

[REVIEW NOTIFICATION]

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• overvenus

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[sunxiaoguang]

/run_jenkins-ticdc/verify

[sunxiaoguang]

/run-all-tests

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[codecov-commenter]

Codecov Report

Merging #5038 (131377b) into master (687e248) will increase coverage by 0.0067%.
The diff coverage is 57.5415%.

Flag	Coverage Δ
cdc	61.5050% <52.2293%> (+0.9064%)	⬆️
dm	51.9043% <84.3373%> (-0.5653%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

@@               Coverage Diff                @@
##             master      #5038        +/-   ##
================================================
+ Coverage   56.1240%   56.1307%   +0.0067%     
================================================
  Files           522        525         +3     
  Lines         65325      67496      +2171     
================================================
+ Hits          36663      37886      +1223     
- Misses        25094      25878       +784     
- Partials       3568       3732       +164     

[overvenus]

/merge

[ti-chi-bot]

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

Commit hash: 131377b

[ti-chi-bot]

@sunxiaoguang: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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