Added play to install MPI Operator under startservices role

Signed-off-by: Lucas A. Wilson <luke.wilson@dell.com>

kubernetes/roles/startservices/tasks/main.yml

@@ -82,3 +82,7 @@
 - name: Prometheus deployment
   shell: helm install stable/prometheus --set alertmanager.persistentVolume.storageClass=nfs-client,server.persistentVolume.storageClass=nfs-client,server.service.type=LoadBalancer --generate-name
   tags: init
+
+- name: Install MPI Operator
+  shell: kubectl create -f https://raw.githubusercontent.com/kubeflow/mpi-operator/v0.2.2/deploy/mpi-operator.yaml
+  tags: init