test: Cleanup pools when FlushWriteRaces is done

Signed-off-by: David Zafman <david.zafman@inktank.com>
test: Add EC test classes RadosTestEC and RadosTestECPP

Fixes: #7437

Signed-off-by: David Zafman <david.zafman@inktank.com>
test: Add EC testing to ceph_test_rados_api_io

Signed-off-by: David Zafman <david.zafman@inktank.com>
test: Add EC testing to ceph_test_rados_api_list

Fixes: #7437

Signed-off-by: David Zafman <david.zafman@inktank.com>
test: Add EC testing to ceph_test_rados_api_stat

Signed-off-by: David Zafman <david.zafman@inktank.com>
test: Add EC to ceph_test_rados_api_watch_notify

Signed-off-by: David Zafman <david.zafman@inktank.com>
test: Add EC testing to ceph_test_rados_api_tier

Signed-off-by: David Zafman <david.zafman@inktank.com>
test: Add EC testing to ceph_test_rados_api_lock

Signed-off-by: David Zafman <david.zafman@inktank.com>