Removed Kafka Binding doc and its references (#5684)

Signed-off-by: CodebyUnnati <[email protected]>

docs/samples/eventing.md

@@ -11,7 +11,6 @@ See [all Knative code samples](https://github.com/knative/docs/tree/main/code-sa
 | Hello World          | A quick introduction that highlights how to deploy an app using Knative. | [Go](https://github.com/knative/docs/tree/main/code-samples/eventing/helloworld/helloworld-go) and [Python](https://github.com/knative/docs/tree/main/code-samples/eventing/helloworld/helloworld-python) |
 | GitHub source        | Shows how to wire GitHub events for consumption by a Knative Service. | [YAML](https://github.com/knative/docs/tree/main/code-samples/eventing/github-source) |
 | GitLab source        | Shows how to wire GitLab events for consumption by a Knative Service. | [YAML](https://github.com/knative/docs/tree/main/code-samples/eventing/gitlab-source) |
-| Apache Kafka Binding | KafkaBinding is responsible for injecting Kafka bootstrap connection information into a Kubernetes resource that embed a PodSpec (as `spec.template.spec`). This enables easy bootstrapping of a Kafka client. | [YAML](https://github.com/knative/docs/tree/main/code-samples/eventing/kafka/binding) |
 | Apache Kafka Channel | Install and configure the Apache Kafka Channel as the default Channel configuration for Knative Eventing. | [YAML](https://github.com/knative/docs/tree/main/code-samples/eventing/kafka/channel) |
 | Writing an event source using JavaScript | This tutorial provides instructions to build an event source in JavaScript and implement it with a ContainerSource or SinkBinding. | [JavaScript](https://github.com/knative/docs/tree/main/code-samples/eventing/writing-event-source-easy-way) |
 | Parallel with multiple cases           | Create a Parallel with two branches. | [YAML](https://github.com/knative/docs/tree/main/code-samples/eventing/parallel/multiple-branches) |