Admin secret key postgres-password is hardcoded. Admin username is hardcoded too

[Superkooka]

light-k8s-postgres-operator/src/main/kotlin/com/superkooka/operator/postgres/kubernetes/PostgresConnectionFactoryProvider.kt

Lines 41 to 47 in aed73c6

	val adminUsername = "postgres"
	val adminPassword = String(Base64.getDecoder().decode(adminSecret.data["postgres-password"]))
	return PostgresConnectionFactory(
	PostgresAdminCredentials(host, port, adminUsername, adminPassword),
	)
	}