Fix example.yaml file (#3258)

* Fix example.yaml file

* fix image

Author: abrennan89

docs/eventing/debugging/example.yaml

@@ -95,9 +95,7 @@ spec:
     spec:
       containers:
         - name: user-container
-          # This corresponds to
-          # https://github.com/knative/eventing-contrib/blob/v0.2.1/cmd/message_dumper/dumper.go.
-          image: gcr.io/knative-releases/knative.dev/eventing-sources/cmd/message_dumper
+          image: gcr.io/knative-releases/knative.dev/eventing-contrib/cmd/event_display
           ports:
             - containerPort: 8080
 

docs/eventing/samples/helloworld/helloworld-python/README.md

@@ -259,7 +259,7 @@ The `helloworld-python` app replies with an event type `type= dev.knative.sample
           spec:
             containers:
               - name: helloworld-python
-                image: gcr.io/knative-releases/github.com/knative/eventing-sources/cmd/event_display
+                image: gcr.io/knative-releases/knative.dev/eventing-contrib/cmd/event_display
       ---
       # Service that exposes event-display app.
       # This will be the subscriber for the Trigger

docs/eventing/samples/iot-core/trigger.yaml

@@ -23,6 +23,4 @@ spec:
   template:
     spec:
       containers:
-      - # This corresponds to
-        # https://github.com/knative/eventing-contrib/blob/release-0.5/cmd/event_display/main.go
-        image: gcr.io/knative-releases/knative.dev/eventing-sources/cmd/event_display
+        image: gcr.io/knative-releases/knative.dev/eventing-contrib/cmd/event_display