Update run_test.sh to remove skip-helm2 option when registering K8s cluster

Since Helm v2 is deprecrated, this option makes no sense now.

Change-Id: I841a9db5ce4158ca1b1e7a04c79d8a59c8cf190a
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/robot-systest/run_test.sh b/robot-systest/run_test.sh
index 1bf1aa7..1ebe21f 100755
--- a/robot-systest/run_test.sh
+++ b/robot-systest/run_test.sh
@@ -44,7 +44,7 @@
     while [ $attempts -ge 0 ] ; do
         echo -e "\n$( date '+%F_%H:%M:%S' ) Creating K8s Cluster"
 
-        osm k8scluster-add --creds ${K8S_CREDENTIALS} --version "v1" --vim ${VIM_TARGET} --k8s-nets "{\"net1\": \"${VIM_MGMT_NET}\"}" ${VIM_TARGET} --description "Robot cluster" --skip-jujubundle --skip-helm2
+        osm k8scluster-add --creds ${K8S_CREDENTIALS} --version "v1" --vim ${VIM_TARGET} --k8s-nets "{\"net1\": \"${VIM_MGMT_NET}\"}" ${VIM_TARGET} --description "Robot cluster" --skip-jujubundle
 
         STATUS=""
         i=0