Add e2e test case for PR 9452

[hollycai05]

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Please add a summary of your change

Add e2e test case for PR 9452:
Add maintenance job and data mover pod's labels and annotations setting.

Does your change fix a particular issue?

Fixes #(issue)
#9452

Please indicate you've done the following:

• Accepted the DCO. Commits without the DCO will delay acceptance.
• Created a changelog file (make new-changelog) or comment /kind changelog-not-required on this PR.
• Updated the corresponding documentation in site/content/docs/main.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 60.64%. Comparing base (8b55592) to head (9d7d645).
⚠️ Report is 15 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9565      +/-   ##
==========================================
- Coverage   60.65%   60.64%   -0.01%     
==========================================
  Files         386      387       +1     
  Lines       36477    36518      +41     
==========================================
+ Hits        22124    22148      +24     
- Misses      12771    12782      +11     
- Partials     1582     1588       +6     

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