This test coverage was removed because of flakiness.
Instead of mem_limit, use max_block_mgr_memory, which is more
deterministic since it isn't affected by scanner memory usage.
Now that the sorter is more stable, this test should reliably
succeed.
Change-Id: I88056db2eac3fa91bef85284a516be303f25333d
Reviewed-on: http://gerrit.cloudera.org:8080/3795
Reviewed-by: Tim Armstrong <tarmstrong@cloudera.com>
Tested-by: Internal Jenkins