Add owner reference to the resources made by rotator to delete them when read replica resources are deleted

[ykadowak]

Description:

The resources created by rotator will not be removed with helm delete as is, so this PR attaches a reference with the read replica's Deployment as the owner.

Related Issue:

Versions:

• Go Version: 1.21.5
• Docker Version: 20.10.8
• Kubernetes Version: v1.28.4
• NGT Version: 2.1.6

Checklist:

• I have read the CONTRIBUTING document and completed our CLA agreement.
• I have checked open Pull Requests for the similar feature or fixes?

Special notes for your reviewer:

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[codecov]

Codecov Report

Attention: 36 lines in your changes are missing coverage. Please review.

Comparison is base (a4459f1) 29.99% compared to head (8586c1a) 29.98%.
Report is 3 commits behind head on main.

Files	Patch %	Lines
...kg/index/job/readreplica/rotate/service/rotator.go	0.00%	36 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2287      +/-   ##
==========================================
- Coverage   29.99%   29.98%   -0.01%     
==========================================
  Files         371      371              
  Lines       36126    36152      +26     
==========================================
+ Hits        10835    10840       +5     
- Misses      24777    24799      +22     
+ Partials      514      513       -1     

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