chore: use pgx pool in Kratos OEL & fix some OEL commands not using e… #2714

Job	Run time
Run HSM tests	7m 14s
Run OIDC conformity tests	8m 52s
Run end-to-end tests (mysql, --jwt)	5m 47s
Run end-to-end tests (postgres)	5m 29s
Run end-to-end tests (memory, --jwt)	5m 46s
Run end-to-end tests (memory)	5m 40s
Run end-to-end tests (mysql)	5m 38s
Run tests and lints	7m 55s
Run end-to-end tests (postgres, --jwt)	5m 35s
Run end-to-end tests (cockroach)	6m 37s
Run end-to-end tests (cockroach, --jwt)	6m 28s
Build CLI docs	43s
Generate release	0s
Draft newsletter	-1s
Pending approval Slack notification	-1s
Send newsletter	-1s
	1h 11m 41s

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