The minicluster args for dataload changed to
a bash array in IMPALA-7119, and this requires
a special syntax to derefence and get the whole
array.
This fixes the invocation to use the right
syntax ($BASH_VAR[@] rather than $BASH_VAR).
Change-Id: Ie9a24c0e9fa34e43697b16b48cf219f47f30c0cc
Reviewed-on: http://gerrit.cloudera.org:8080/10782
Reviewed-by: Philip Zeyliger <philip@cloudera.com>
Tested-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>