Fed backup schedule (#5036)

[ti-chi-bot]

This is an automated cherry-pick of #5036

What problem does this PR solve?

Closes #5081

What is changed and how does it work?

This feature supports backup schedule support to EBS snapshot BR.

Code changes

• Has Go code change
• Has CI related scripts change

Tests

• Unit test
• E2E test
• Manual test
• No code

Side effects

• Breaking backward compatibility
• Other side effects:

Related changes

• Need to cherry-pick to the release branch
• Need to update the documentation

Release Notes

Please refer to Release Notes Language Style Guide before writing the release note.

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov-commenter]

Codecov Report

Merging #5137 (1231bf6) into release-1.5 (357c02d) will increase coverage by 0.35%.
The diff coverage is 60.13%.

Additional details and impacted files

@@               Coverage Diff               @@
##           release-1.5    #5137      +/-   ##
===============================================
+ Coverage        57.23%   57.58%   +0.35%     
===============================================
  Files              246      248       +2     
  Lines            28697    28978     +281     
===============================================
+ Hits             16424    16688     +264     
+ Misses           10682    10662      -20     
- Partials          1591     1628      +37     

Flag	Coverage Δ
unittest	57.58% <60.13%> (+0.35%)	⬆️