chore(docs): Generated API Reference (#2882)

Co-authored-by: olivermrbl <olivermrbl@users.noreply.github.com>

docs/api/admin/paths/customer-groups_{id}_customers.yaml

@@ -35,7 +35,7 @@ get:
               customers:
                 type: array
                 items:
-                  $ref: ../components/schemas/customer.yaml
+                  $ref: ../components/schemas/Customer.yaml
               count:
                 type: integer
                 description: The total number of items available