Update robot testsuite to amsterdam

Issue-ID: TEST-72
Change-Id: Ia244651eaeaaac5fc02b8845316220d5523e96ac
Signed-off-by: Jerry Flood <jf9860@att.com>

heat/ONAP/onap_openstack.env

@@ -121,7 +121,7 @@ parameters:
   mr_branch: master
   policy_branch: amsterdam
   portal_branch: amsterdam
-  robot_branch: master
+  robot_branch: amsterdam
   sdc_branch: release-1.1.0
   sdnc_branch: amsterdam
   vid_branch: amsterdam