Description of problem:

Pipeline console contents lost after tekton-results-postgres-0 restart

Prerequisites (if any, like setup, operators/versions): 1.18.x

Steps to Reproduce

• Install OSP 1.18.x
• Run any pipeline to get some data in `Overview` page
• Restart the `tekton-results-postgres-0` pod
• Observe the `Overview` page throws `Oh No! Something Went Wrong error`.
• Restart the `tekton-results-api` pod
• Observe the `Overview` page is now loading but the results data is no longer available.

  Actual results:

Pipelines historical data persisted with PV/PVC

Expected results:

Pipelines historical data lost

Reproducibility (Always/Intermittent/Only Once): Always

Acceptance criteria: 

Definition of Done:

Build Details:

Additional info (Such as Logs, Screenshots, etc):

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