SIENTIAPDE-1646

Update PostgreSQL configuration in values.yaml

- Changed POSTGRES_USER from "sientia" to "postgres".
- Updated POSTGRES_PASSWORD to a new secure value.

values.yaml

@@ -173,9 +173,9 @@ env:
   - name: POSTGRES_PORT
     value: "5432"
   - name: POSTGRES_USER
-    value: "sientia"
+    value: "postgres"
   - name: POSTGRES_PASSWORD
-    value: "sientia"
+    value: "nFqc81y6kwmr2zuAIx43DhiOosFCVPpeEfTtTWZflkNjB2j1KtEeIANkhFR9mAX3"
   - name: POSTGRES_DBNAME
     value: "sientia"
   - name: POSTGRES_MIN_CONNECTIONS