Number of open connections locks keep increasing on reporting server postgresql instance

[dante-saggin]

Describe the bug
The PostgreSQL instance of the Reporting Server is experiencing a steady increase in open connections and locks over time, necessitating periodic restarts to maintain optimal performance.

Steps to reproduce

1. After postgres-internal-reporting-server-deployment is up for a a few days
2. Checking the number of open connections, locks on postgres instance keeps increasing.

Component(s) affected
Reporting Server

Version
v5.11

Environment
Origin production

Additional context

[SanjayVas]

@tristanvuong2021 can you look into this? Did you ever end up implementing connection pooling, and could this be related to that?