Remove test_db_archive_deleted_rows

* The test may trigger a bug, in several test execution order
  For instance it causes trouble with the neutron full jobs
* Does not really belongs to the simple_read_only group
* A better solution expected to arrive

Change-Id: Ia9e70bb40c2e3d246f446b5b131abd8e3520e5ee
Related-Url: https://blueprints.launchpad.net/nova/+spec/db-purge-engine
Related-Bug: #1305892
Merge "Remove test_db_archive_deleted_rows"