chore(scripts): Fix setup script (argoproj-labs#188)

Signed-off-by: John Pitman <[email protected]>

Author: jopit

hack/demo-env/setup-vcluster-env.sh

@@ -69,7 +69,7 @@ wait_for_pods() {
         echo "  -> Waiting for $1 pods to be running. Expecting $2 running pods."
 
         kubectl get pods --context="$1" -A
-        RUNNING_PODS=`kubectl get pods --context="$1" -A | grep "Running" | wc -l`
+        RUNNING_PODS=`kubectl get pods --context="$1" -A | grep "Running" | wc -l | tr -d '[:space:]'`
 
         if [[ "$RUNNING_PODS" == "$2" ]]; then
             break