Merge pull request #85111 from rohennes/MGMT-19225

MGMT-19225: Adding new option install config

Author: opayne1

modules/ibi-installer-configuration-config.adoc

@@ -45,4 +45,12 @@ The name of the interface must match the actual NIC name as shown in the operati
 
 |`releaseRegistry`|`string`| Specifies the container image registry that you used for the release image of the seed cluster. 
 
+|`nodeLabels` |`map[string]string`| Specifies custom node labels for the {sno} node, for example:
+[source,yaml]
+----
+nodeLabels:
+  node-role.kubernetes.io/edge: true
+  environment: production
+----
+
 |====