Forgot single source tag for main cluster config command

Author: kbatuigas

modules/reference/pages/rpk/rpk-cluster/rpk-cluster-config.adoc

@@ -1,24 +1,32 @@
 = rpk cluster config
+// tag::single-source[]
 
 Interact with cluster configuration properties.
 
-Cluster properties are redpanda settings which apply to all nodes in
-the cluster. These are separate to node properties, which are set with
+ifdef::env-cloud[]
+Cluster properties are Redpanda settings that apply to all brokers in
+the cluster.
+endif::[]
+
+ifndef::env-cloud[]
+Cluster properties are Redpanda settings that apply to all brokers in
+the cluster. These are separate to broker properties, which are set with
 `rpk redpanda config`.
 
 Use the `edit` subcommand to interactively modify the cluster configuration, or
-`export` and `import` to write configuration to a file that can be edited and
+`export` and `import` to write the configuration to a file that can be edited and
 read back later.
 
-These commands take an optional `--all` flag to include all properties including
-low level tunables such as internal buffer sizes, that do not usually need
+These commands take an optional `--all` flag to include all properties such as
+low-level tunables (for example, internal buffer sizes) that do not usually need
 to be changed during normal operations. These properties generally require
-some expertize to set safely, so if in doubt, avoid using `--all`.
+some expertise to set safely, so if in doubt, avoid using `--all`.
+endif::[]
 
-Modified properties are propagated immediately to all nodes. The `status`
-subcommand can be used to verify that all nodes are up to date, and identify
-any settings which were rejected by a node, for example if a node is running a
-different redpanda version that does not recognize certain properties.
+Modified properties are propagated immediately to all brokers. The `status`
+subcommand can be used to verify that all brokers are up to date, and identify
+any settings which were rejected by a broker, for example if the broker is running a
+different Redpanda version that does not recognize certain properties.
 
 == Usage
 
@@ -46,3 +54,4 @@ rpk cluster config [command]
 |-v, --verbose |- |Enable verbose logging.
 |===
 
+// end::single-source[]