Upgrade to Laravel 9 (#4413)

Co-authored-by: DaneEveritt <dane@daneeveritt.com>

app/Http/Requests/Admin/Settings/AdvancedSettingsFormRequest.php

@@ -7,11 +7,9 @@ use Pterodactyl\Http\Requests\Admin\AdminFormRequest;
 class AdvancedSettingsFormRequest extends AdminFormRequest
 {
     /**
-     * Return all of the rules to apply to this request's data.
-     *
-     * @return array
+     * Return all the rules to apply to this request's data.
      */
-    public function rules()
+    public function rules(): array
     {
         return [
             'recaptcha:enabled' => 'required|in:true,false',
@@ -36,10 +34,7 @@ class AdvancedSettingsFormRequest extends AdminFormRequest
         ];
     }
 
-    /**
-     * @return array
-     */
-    public function attributes()
+    public function attributes(): array
     {
         return [
             'recaptcha:enabled' => 'reCAPTCHA Enabled',

app/Http/Requests/Admin/Settings/BaseSettingsFormRequest.php

@@ -10,10 +10,7 @@ class BaseSettingsFormRequest extends AdminFormRequest
 {
     use AvailableLanguages;
 
-    /**
-     * @return array
-     */
-    public function rules()
+    public function rules(): array
     {
         return [
             'app:name' => 'required|string|max:191',
@@ -22,10 +19,7 @@ class BaseSettingsFormRequest extends AdminFormRequest
         ];
     }
 
-    /**
-     * @return array
-     */
-    public function attributes()
+    public function attributes(): array
     {
         return [
             'app:name' => 'Company Name',

app/Http/Requests/Admin/Settings/MailSettingsFormRequest.php

@@ -9,10 +9,8 @@ class MailSettingsFormRequest extends AdminFormRequest
 {
     /**
      * Return rules to validate mail settings POST data against.
-     *
-     * @return array
      */
-    public function rules()
+    public function rules(): array
     {
         return [
             'mail:host' => 'required|string',
@@ -28,12 +26,8 @@ class MailSettingsFormRequest extends AdminFormRequest
     /**
      * Override the default normalization function for this type of request
      * as we need to accept empty values on the keys.
-     *
-     * @param array $only
-     *
-     * @return array
      */
-    public function normalize(array $only = null)
+    public function normalize(array $only = null): array
     {
         $keys = array_flip(array_keys($this->rules()));