Update preflight e2e test (#1187)

Replace the `run` collector (deprecated) with `runPod`.

Author: xavpaice

examples/preflight/e2e.yaml

@@ -7,10 +7,13 @@ spec:
     - data:
         name: config/replicas.txt
         data: "5"
-    - run:
+    - runPod:
         collectorName: "static-hi"
-        image: 'alpine:3'
-        command: ["echo", "hi static!"]
+        podSpec:
+          containers:
+          - name: static-hi
+            image: alpine:3
+            command: ["echo", "hi static!"]
   analyzers:
     - clusterVersion:
         outcomes: