Merge pull request #32644 from abrennan89/SRVKE-801

[srvls][SRVKE-801] Add KafkaChannel note to docs

Author: bmcelvee

modules/serverless-create-kafka-channel-yaml.adoc

@@ -28,6 +28,11 @@ spec:
   numPartitions: 3
   replicationFactor: 1
 ----
++
+[IMPORTANT]
+====
+Only the `v1beta1` version of the API for `KafkaChannel` objects on {ServerlessProductName} is supported. Do not use the `v1alpha1` version of this API, as this version is now deprecated.
+====
 . Apply the YAML file:
 +
 [source,terminal]

modules/serverless-kafka-source-yaml.adoc

@@ -21,18 +21,23 @@ You can create a Kafka event source by using YAML.
 apiVersion: sources.knative.dev/v1beta1
 kind: KafkaSource
 metadata:
-  name: <source-name>
+  name: <source_name>
 spec:
-  consumerGroup: <group-name> <1>
+  consumerGroup: <group_name> <1>
   bootstrapServers:
-  - <list-of-bootstrap-servers>
+  - <list_of_bootstrap_servers>
   topics:
-  - <list-of-topics> <2>
+  - <list_of_topics> <2>
   sink:
 ----
 <1> A consumer group is a group of consumers that use the same group ID, and consume data from a topic.
 <2> A topic provides a destination for the storage of data. Each topic is split into one or more partitions.
 +
+[IMPORTANT]
+====
+Only the `v1beta1` version of the API for `KafkaSource` objects on {ServerlessProductName} is supported. Do not use the `v1alpha1` version of this API, as this version is now deprecated.
+====
++
 .Example `KafkaSource` object
 [source,yaml]
 ----

modules/serverless-rn-1-14-0.adoc

@@ -18,7 +18,7 @@
 +
 [IMPORTANT]
 ====
-Only the `v1beta1` version of the API for Knative Kafka on {ServerlessProductName} is supported. Do not use the `v1alpha1` version of the API, as this is deprecated.
+Only the `v1beta1` version of the APIs for `KafkaChannel` and `KafkaSource` objects on {ServerlessProductName} are supported. Do not use the `v1alpha1` version of these APIs, as this version is now deprecated.
 ====
 * The Operator channel for installing and upgrading {ServerlessProductName} has been updated to `stable` for {product-title} 4.6 and newer versions.
 * {ServerlessProductName} is now supported on IBM Power Systems, IBM Z, and LinuxONE, except for the following features, which are not yet supported: