fix(RELEASE-1277): release controller crashes

[theflockers]

this PR tries to fix/decrease the daily crashes of the release controller by filtering objects to cache and increasing the lease renew time.

[openshift-ci]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[theflockers]

this PR replaces: #545 and #617

[codecov]

Codecov Report

Attention: Patch coverage is 13.04348% with 20 lines in your changes missing coverage. Please review.

Project coverage is 78.54%. Comparing base (40d3987) to head (2b94c4a).
Report is 18 commits behind head on main.

Files with missing lines	Patch %	Lines
main.go	0.00%	20 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #655      +/-   ##
==========================================
- Coverage   79.21%   78.54%   -0.68%     
==========================================
  Files          28       28              
  Lines        2247     2270      +23     
==========================================
+ Hits         1780     1783       +3     
- Misses        384      404      +20     
  Partials       83       83              

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