[feature](backup) Backup and restore cooldown data

[justfortaste]

What problem does this PR solve?

Issue Number: close #xxx

Related PR: #xxx

Problem Summary:

Currently, backup/resore is not supported for cooldown data.

Release note

None

Check List (For Author)

• Test

  • Regression test
  • Unit Test
  • Manual test (add detailed scripts or steps below)
  • No need to test or manual test. Explain why:
    • This is a refactor/code format and no logic has been changed.
    • Previous test can cover this change.
    • No code files have been changed.
    • Other reason

• Behavior changed:

  • No.
  • Yes.

• Does this need documentation?

  • No.
  • Yes.
    Feature backup restore cooldown data doris-website#1336

Check List (For Reviewer who merge this PR)

• Confirm the release note
• Confirm test cases
• Confirm document
• Add branch pick label

[doris-robot]

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Please clearly describe your PR:

1. What problem was fixed (it's best to include specific error reporting information). How it was fixed.
2. Which behaviors were modified. What was the previous behavior, what is it now, why was it modified, and what possible impacts might there be.
3. What features were added. Why was this function added?
4. Which code was refactored and why was this part of the code refactored?
5. Which functions were optimized and what is the difference before and after the optimization?

[justfortaste]

run buildall

[justfortaste]

run buildall

[justfortaste]

run buildall

[justfortaste]

run buildall

[github-actions]

clang-tidy made some suggestions

[github-actions]

clang-tidy made some suggestions

[justfortaste]

run buildall

[justfortaste]

run buildall

[justfortaste]

run buildall

[justfortaste]

run buildall

[justfortaste]

run buildall

[justfortaste]

run buildall

[justfortaste]

run buildall

[yiguolei]

Do not pick this to 2.1, features should be tested in master branch and then pick to 2.1 branch because 2.1 is stable now. We should only pick bugfix to 2.1