fix: increase postgres start timeout

Without an explicit setting, systemd seems to default to using the
stop timeout for starts as well. This causes issues when PG needs
longer to start up w/ recovery etc.

Author: darora

ansible/files/postgresql_config/postgresql.service.j2

@@ -14,6 +14,7 @@ ExecReload=/bin/kill -HUP $MAINPID
 KillMode=mixed
 KillSignal=SIGINT
 TimeoutStopSec=90
+TimeoutStartSec=1800
 Restart=always
 RestartSec=5
 OOMScoreAdjust=-1000