Fix apache#1162: wait for Kourier pods to be scheduled

.github/workflows/pr-knative.yml

@@ -80,6 +80,7 @@ jobs:
           -p '{"data":{"clusteringress.class":"kourier.ingress.networking.knative.dev",
                        "ingress.class":"kourier.ingress.networking.knative.dev"}}'
 
+        while [ "$(kubectl get pod -n kourier-system --no-headers | wc -l)" == "0" ]; do echo "Waiting for pods to start in kourier-system"; kubectl get pod -n kourier-system; sleep 5; done
         while [ "$(kubectl get pod -n kourier-system -o 'jsonpath={range .items[*]}{.status.conditions[?(@.type=="Ready")].status}{"\n"}' | grep -v True | wc -l)" != "0" ]; do echo "Waiting for all pods to be ready in kourier-system"; kubectl get pod -n kourier-system; sleep 5; done
         while [ "$(kubectl get pod -n knative-serving -o 'jsonpath={range .items[*]}{.status.conditions[?(@.type=="Ready")].status}{"\n"}' | grep -v True | wc -l)" != "0" ]; do echo "Waiting for all pods to be ready in knative-serving"; kubectl get pod -n knative-serving; sleep 5; done
         while [ "$(kubectl get pod -n knative-eventing -o 'jsonpath={range .items[*]}{.status.conditions[?(@.type=="Ready")].status}{"\n"}' | grep -v True | wc -l)" != "0" ]; do echo "Waiting for all pods to be ready in knative-eventing"; kubectl get pod -n knative-eventing; sleep 5; done