Use new badge colour enum name

src/Interface/BadgeableInterface.php

@@ -4,7 +4,7 @@ declare(strict_types=1);
 
 namespace Pcm\BadgeBundle\Interface;
 
-use Pcm\BadgeBundle\Enum\Badge;
+use Pcm\BadgeBundle\Enum\BadgeColour;
 
 /**
  * Allows rendering the implementing class as a badge using the PCM Badge twig component.
@@ -14,8 +14,8 @@ interface BadgeableInterface
     /**
      * Get the badge colour that should be used when rendering this object as a badge.
      *
-     * @return Badge Colour of badge to render
+     * @return BadgeColour Colour of badge to render
      */
-    public function getBadgeColour(): Badge;
+    public function getBadgeColour(): BadgeColour;
 }