(DOCSP-7725): adding imagePullSecrets example to os helm snippets

Author: jwilliams-mongo

source/includes/steps-helm-master.yaml

@@ -70,7 +70,7 @@ replacement:
     
        .. code-block:: sh
                 
-          helm template --set namespace=<testNamespace> \
+          helm template --set registry.imagePullSecrets=<openshift-pull-secret> \
           helm_chart > operator.yaml \
           -- values helm_chart/values-openshift.yaml
           oc apply -f operator.yaml   
@@ -80,6 +80,7 @@ replacement:
     .. code-block:: sh
       
        helm template --set registry.pullPolicy=IfNotPresent \
+       --set registry.imagePullSecrets=<openshift-pull-secret> \
        helm_chart > operator.yaml \
        -- values helm_chart/values-openshift.yaml
        oc apply -f operator.yaml
@@ -94,6 +95,7 @@ replacement:
        .. code-block:: sh
                 
           helm template --set registry.pullPolicy=IfNotPresent \
+          --set registry.imagePullSecrets=<openshift-pull-secret> \
           --set namespace=<testNamespace> \
           helm_chart > operator.yaml \
           -- values helm_chart/values-openshift.yaml