Update imc readme examples to v1beta1
@@ -27,7 +27,7 @@ characterics:
```shell
kubectl apply --filename - << END
- apiVersion: messaging.knative.dev/v1alpha1
+ apiVersion: messaging.knative.dev/v1beta1
kind: InMemoryChannel
metadata:
name: foo
@@ -61,7 +61,7 @@ by adding the `eventing.knative.dev/scope: namespace` annotation. For instance:
```shell
kubectl apply --filename - << END
-apiVersion: messaging.knative.dev/v1alpha1
+apiVersion: messaging.knative.dev/v1beta1
kind: InMemoryChannel
metadata:
name: foo-ns
