Apply fixes from StyleCI (#147)

Author: mechelon

src/Endpoints/Resolve.php

@@ -34,8 +34,8 @@ public function __construct(Notion $notion)
     }
 
     /**
-     * Resolve User
-     * 
+     * Resolve User.
+     *
      * @param  User  $user
      * @return User
      *
@@ -48,26 +48,26 @@ public function user(User $user): User
     }
 
     /**
-     * Resolve Parent of an entity
-     * 
+     * Resolve Parent of an entity.
+     *
      * @param  Entity  $entity
      * @return Page|Database|Block
-     * 
+     *
      * @throws HandlingException
      * @throws NotionException
      */
     public function parentOf(Entity $entity)
     {
-        if (!in_array(HasParent::class, class_uses_recursive(get_class($entity)))) {
+        if (! in_array(HasParent::class, class_uses_recursive(get_class($entity)))) {
             throw new HandlingException("The given entity '{$entity->getObjectType()}' does not have a parent.");
         }
 
         return $this->parent($entity->getParent());
     }
 
     /**
-     * Resolve Parent
-     * 
+     * Resolve Parent.
+     *
      * @param  NotionParent  $parent
      * @return Page|Database|Block
      *
@@ -91,8 +91,8 @@ public function parent(NotionParent $parent): Page|Database|Block
     }
 
     /**
-     * Resolve Relations
-     * 
+     * Resolve Relations.
+     *
      * @param  Relation  $relation
      * @return Collection<Page>
      *