Merge branch '1.6'

* 1.6:
  feature Sylius#11054 [Documentation] Sylius Plus features documentation v1 (CoderMaggie)
  Fixed typo in services comment

docs/customization/validation.rst

@@ -49,7 +49,7 @@ Give it a new, custom validation group - ``[app_product]``.
     # config/services.yaml
     parameters:
         sylius.form.type.product_translation.validation_groups: [app_product]
-        sylius.form.type.product.validation_groups: [app_product] # the product class also needs to be aware of the translation'a validation
+        sylius.form.type.product.validation_groups: [app_product] # the product class also needs to be aware of the translation's validation
 
 Done. Now in all forms where the Product ``name`` is being used, your new validation group will be applied,
 not letting users add products with name shorter than 10 characters.