Downstream memory optimization

[anandrkskd]

What type of PR is this? /kind enhancement

What does this PR do / why we need it: This PR adds the momory optimization changes (from PR) used on upstream argocd-operator to reduce the memory usage by caching only necessary config-maps and secret.

Have you updated the necessary documentation?

• [ ] Documentation update is required by this PR.
• [ ] Documentation has been updated.

Which issue(s) this PR fixes:

Fixes #?

Test acceptance criteria:

• [ ] Unit Test
• [ ] E2E Test

How to test changes / Special notes to the reviewer:

[openshift-ci[bot]]

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

[anandrkskd]

/retest

[svghadi]

/lgtm

[anandrkskd]

memory consumption with 100 secret and 100 configmaps, it remained under 200M.

[svghadi]

/approve

[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

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