Move core dump setup into manage_operating_system #1447

Job	Run time
Execute ansible-lint	1m 12s
Execute init_dbserver tests for PostgreSQL 14 on RockyLinux8	3m 45s
Execute install_dbserver tests for PostgreSQL 14 on RockyLinux8	3m 45s
Execute manage_dbserver tests for PostgreSQL 14 on RockyLinux8	6m 10s
Execute manage_pgbouncer tests for PostgreSQL 14 on RockyLinux8	5m 9s
Execute setup_dbt2 tests for PostgreSQL 14 on RockyLinux8	6m 14s
Execute manage_pgpool2 tests for PostgreSQL 14 on RockyLinux8	7m 16s
Execute setup_dbt2_client tests for PostgreSQL 14 on RockyLinux8	6m 45s
Execute setup_dbt2_driver tests for PostgreSQL 14 on RockyLinux8	5m 8s
Execute setup_dbt3 tests for PostgreSQL 14 on RockyLinux8	5m 20s
Execute setup_dbt7 tests for PostgreSQL 14 on RockyLinux8	6m 8s
Execute setup_pgbouncer tests for PostgreSQL 14 on RockyLinux8	5m 17s
Execute setup_pgpool2 tests for PostgreSQL 14 on RockyLinux8	5m 29s
Execute setup_replication tests for PostgreSQL 14 on RockyLinux8	6m 14s
Execute setup_repmgr tests for PostgreSQL 14 on RockyLinux8	7m 23s
Execute setup_repo tests for PostgreSQL 14 on RockyLinux8	3m 2s
	1h 24m 17s

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