chore(docs): Updated API Reference (v2) (#9148)

Automated changes by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action

Co-authored-by: Oli Juhl <59018053+olivermrbl@users.noreply.github.com>

www/apps/api-reference/specs/admin/components/schemas/AdminCreateSalesChannel.yaml

@@ -1,5 +1,5 @@
 type: object
-description: SUMMARY
+description: The sales channel's details.
 x-schemaName: AdminCreateSalesChannel
 required:
   - name
@@ -15,7 +15,7 @@ properties:
   is_disabled:
     type: boolean
     title: is_disabled
-    description: The sales channel's is disabled.
+    description: Whether the sales channel is disabled.
   metadata:
     type: object
-    description: The sales channel's metadata.
+    description: The sales channel's metadata, used to store custom key-value pairs.