[Taxon] Fixes after PR review

features/taxonomy/managing_taxons/changing_images_of_taxon.feature

@@ -13,7 +13,7 @@ Feature: Changing images of an existing taxon
     @ui @javascript
     Scenario: Changing a single image of a taxon
         Given I want to modify the "T-Shirts" taxon
-        When I change its image to "t-shirts.jpg" for the code "banner"
+        When I change the image with the "banner" code to "t-shirts.jpg"
         And I save my changes
         Then I should be notified that it has been successfully edited
         And this taxon should have an image with a code "banner"

src/Sylius/Behat/Context/Ui/Admin/ManagingTaxonsContext.php

@@ -364,7 +364,7 @@ final class ManagingTaxonsContext implements Context
     }
 
     /**
-     * @When I change its image to :path for the code :code
+     * @When I change the image with the :code code to :path
      */
     public function iChangeItsImageToPathForTheCode($path, $code)
     {