Fix compose for es
Fix compose for es

On the tox container the es container wasn't provided and the
detection of the ES_* environment variable failed. This caused
an error to appear during test running. This patch fix this behaviour.

Change-Id: I98f8e15aba73f2bae468784315789fe9dc3f5098

redhat-cip/dci-control-server,enovance/dci-control-server,redhat-cip/dci-control-server,enovance/dci-control-server