refactor test values - num replicas deployed per package, remove old test...

General MR

Summary

Implemented CI reductions to improve Big Bang umbrella MR pipeline efficiency

Changes include:

• Standalone MinIO:
  • Servers: 3 → 1
  • Memory: 2 GiB → 1 GiB
  • Roughly 5 GiB less requested memory
• Mattermost and Thanos MinIO:
  • Memory: 2 GiB → 1 GiB
• Elasticsearch data nodes: 2 → 1
• Harbor nginx, portal, and core: 2 → 1 replica each
• Kyverno admission controller requests:
  • CPU: 1 → 500m
  • Memory: 768 MiB → 384 MiB
• Argo CD controller memory request: 2 GiB → 1 GiB
• Argo CD Cypress now has an explicit 500m CPU / 1 GiB request 2/2 limit. to make scheduling more predictable.
• Cleanup eks, rke2 and openshift test values files
• Reduce number of packages installed by packages key test job

Relevant logs/screenshots

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Linked Issue

Closed #3363 (closed)

Upgrade Notices

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