fix: Compatibility PHP <8.0 (#5)

* fix: Compatibility <8.0

* Apply fixes from StyleCI

Co-authored-by: StyleCI Bot <[email protected]>

Author: imorland

src/Extend/RegisterUserPreferenceDefault.php

@@ -25,12 +25,12 @@ class RegisterUserPreferenceDefault implements ExtenderInterface
      * `type` must be specified as any valid `<input>` type (except `select`), as this will be used for construct the settings options.
      *
      * @param string $key
-     * @param bool   $value
+     * @param mixed  $value
      * @param string $type
      *
      * @return self
      */
-    public function default(string $key, mixed $value, string $type)
+    public function default(string $key, $value, string $type)
     {
         $this->data[] = compact('key', 'value', 'type');
 

src/Listeners/ApplyDefaultPreferences.php

@@ -44,7 +44,7 @@ public function handle(Registered $event)
         $event->user->save();
     }
 
-    private function getDefault(string $key): mixed
+    private function getDefault(string $key)
     {
         return $this->settings->get('fof-default-user-preferences.'.$key);
     }