pkg: add time window package

[CabinfeverB]

What problem does this PR solve?

Issue Number: ref #7167 close #7230

What is changed and how does it work?

this PR is based on https://github.com/go-kratos/aegis/tree/main/internal/window.
Add some test and remove some useless code.

Check List

Tests

• Unit test

Code changes

• Has the configuration change
• Has HTTP API interfaces changed (Don't forget to add the declarative for the new API)
• Has persistent data change

Side effects

• Possible performance regression
• Increased code complexity
• Breaking backward compatibility

Related changes

• PR to update pingcap/docs/pingcap/docs-cn:
• PR to update pingcap/tiup:
• Need to cherry-pick to the release branch

Release note

None.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• nolouch
• rleungx

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[codecov]

Codecov Report

Merging #7231 (477c96a) into master (8b2896b) will decrease coverage by 0.20%.
Report is 8 commits behind head on master.
The diff coverage is 89.65%.

❗ Current head 477c96a differs from pull request most recent head e6629a1. Consider uploading reports for the commit e6629a1 to get more accurate results

@@            Coverage Diff             @@
##           master    #7231      +/-   ##
==========================================
- Coverage   74.65%   74.45%   -0.20%     
==========================================
  Files         442      446       +4     
  Lines       47744    48132     +388     
==========================================
+ Hits        35642    35839     +197     
- Misses       8957     9139     +182     
- Partials     3145     3154       +9     

Flag	Coverage Δ
unittests	74.45% <89.65%> (-0.20%)	⬇️

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[nolouch]

/merge

[ti-chi-bot]

@nolouch: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

You only need to trigger /merge once, and 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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[ti-chi-bot]

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

Commit hash: 477c96a

[ti-chi-bot]

@CabinfeverB: Your PR was out of date, I have automatically updated it for you.

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.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.