docs: kind registry port

Co-authored-by: zakisk <zashaikh@redhat.com>

Author: waveywaves

docs/content/docs/dev/_index.md

@@ -26,9 +26,9 @@ When it finishes, you will have the following installed in your kind cluster:
 - Pipelines as code deployed from your repo with ko.
 - Gitea service running locally so you can run the E2E tests against it (Gitea has the most comprehensive set of tests).
 
-### Configuring the Docker Registry Port
+### Configuring the Kind Registry Port
 
-By default, the Docker registry runs on port 5000. To use a different port, set the `REG_PORT` environment variable:
+By default, the Kind registry runs on port 5000. To use a different port, set the `REG_PORT` environment variable:
 ```shell
 # Set a custom registry port
 export REG_PORT=5001