Improve doc for the 'Applying editor configurations' page (#2892)

Signed-off-by: Roman Nikitenko <rnikiten@redhat.com>

Author: RomanNikitenko

modules/administration-guide/pages/editor-configurations-for-microsoft-visual-studio-code.adoc

@@ -21,7 +21,7 @@ The following sections are currently supported:
 The *settings.json* section contains various settings with which you can customize different parts of the Code - OSS editor. +
 The *extensions.json* section contains recommended extensions that are installed when a workspace is started. +
 The *product.json* section contains properties that you need to add to the editor's *product.json* file. If the property already exists, its value will be updated. +
-The *configurations.json* section contains properties related to Code - OSS editor configuration. For example, you can use the `extensions.install-from-vsix-enabled` property to disable `Install from VSIX` command.
+The *configurations.json* section contains properties for Code - OSS editor configuration. For example, you can use the `extensions.install-from-vsix-enabled` property to disable `Install from VSIX` command.
 
 .Procedure
 
@@ -79,7 +79,7 @@ immutable: false
 Make sure that the Configmap contains data in a valid JSON format.
 ====
 
-TIP: Consider adding the ConfigMap to the `eclipse-che` namespace. It allows to replicate the ConfigMap across all user namespaces while preventing modifications within user's namespaces. See xref:configuring-a-user-namespace.adoc[].
+TIP: Consider adding the ConfigMap to the {prod-namespace} namespace. By adding it to the namespace, you replicate the ConfigMap across all user namespaces while preventing modifications within user's namespaces. See xref:configuring-a-user-namespace.adoc[].
 
 .Verification
 . Verify that settings defined in the ConfigMap are applied using one of the following methods: