Summary:
Upgrade postgres version in YBA helm charts
https://docs.google.com/spreadsheets/d/1Dk8aQdYXAKybvMihLiP1dgcRSX4pt9Z9/edit?gid=1134995598#gid=1134995598
Depends on - D38413
Original Commit - https://github.com/yugabyte/charts/commit/5134deaa7928383d666bab52ab2f6465451356d5

Test Plan: iTest pipeline

Reviewers: anijhawan, muthu, nbhatia

Reviewed By: muthu

Subscribers: yugaware

Differential Revision: https://phorge.dev.yugabyte.com/D38578