ResourceCleanupService test fix for daylight saving time

[sureshanaparti]

Description

This PR fixes ResourceCleanupService test for daylight saving time.

Fixes #10666

Types of changes

• Breaking change (fix or feature that would cause existing functionality to change)
• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Enhancement (improves an existing feature and functionality)
• Cleanup (Code refactoring and cleanup, that may add test cases)
• build/CI
• test (unit or integration test code)

Feature/Enhancement Scale or Bug Severity

Feature/Enhancement Scale

• Major
• Minor

Bug Severity

• BLOCKER
• Critical
• Major
• Minor
• Trivial

Screenshots (if appropriate):

How Has This Been Tested?

Verified updated test.

How did you try to break this feature and the system with this change?

[sureshanaparti]

@blueorangutan package

[blueorangutan]

@sureshanaparti a [SL] Jenkins job has been kicked to build packages. It will be bundled with KVM, XenServer and VMware SystemVM templates. I'll keep you posted as I make progress.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 16.02%. Comparing base (199170b) to head (cfe50c0).
Report is 27 commits behind head on 4.20.

Additional details and impacted files

@@            Coverage Diff            @@
##               4.20   #10749   +/-   ##
=========================================
  Coverage     16.02%   16.02%           
- Complexity    13126    13131    +5     
=========================================
  Files          5652     5652           
  Lines        495998   495998           
  Branches      60067    60067           
=========================================
+ Hits          79477    79491   +14     
+ Misses       407653   407638   -15     
- Partials       8868     8869    +1     

Flag	Coverage Δ
uitests	3.99% <ø> (ø)
unittests	16.87% <ø> (+<0.01%)	⬆️

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[weizhouapache]

Unit test passed when days is 10 or 20.

another option could be

cal.setTimeZone(TimeZone.getTimeZone("UTC"));

[blueorangutan]

Packaging result [SF]: ✔️ el8 ✔️ el9 ✔️ debian ✔️ suse15. SL-JID 13102

[Pearl1594]

code LGTM

[harikrishna-patnala]

code LGTM

[DaanHoogland]

@weizhouapache , you want to merge like this or amend?