Fix mago lint issues.

app/Http/Controllers/PreferencesController.php

@@ -127,9 +127,9 @@ final class PreferencesController extends Controller
         $tjOptionalFields               = Preferences::get('transaction_journal_optional_fields', [])->data;
 
         // missing fields will give an error unless set, so:
-        $tjOptionalFields['external_url'] = $tjOptionalFields['external_url'] ?? false;
-        $tjOptionalFields['location'] = $tjOptionalFields['location'] ?? false;
-        $tjOptionalFields['links'] = $tjOptionalFields['links'] ?? false;
+        $tjOptionalFields['external_url'] ??= false;
+        $tjOptionalFields['location'] ??= false;
+        $tjOptionalFields['links'] ??= false;
 
 
         $availableDarkModes             = config('firefly.available_dark_modes');

app/View/Components/Form/Alpine/Checkbox.php

@@ -1,5 +1,8 @@
 <?php
 
+declare(strict_types=1);
+
+
 namespace FireflyIII\View\Components\Form\Alpine;
 
 use Closure;

app/View/Components/Form/Alpine/Deliveries.php

@@ -1,5 +1,8 @@
 <?php
 
+declare(strict_types=1);
+
+
 namespace FireflyIII\View\Components\Form\Alpine;
 
 use Closure;

app/View/Components/Form/Alpine/Responses.php

@@ -1,5 +1,8 @@
 <?php
 
+declare(strict_types=1);
+
+
 namespace FireflyIII\View\Components\Form\Alpine;
 
 use Closure;

app/View/Components/Form/Alpine/Triggers.php

@@ -1,5 +1,8 @@
 <?php
 
+declare(strict_types=1);
+
+
 namespace FireflyIII\View\Components\Form\Alpine;
 
 use Closure;

app/View/Components/Form/Alpine/Url.php

@@ -1,5 +1,8 @@
 <?php
 
+declare(strict_types=1);
+
+
 namespace FireflyIII\View\Components\Form\Alpine;
 
 use Closure;

app/View/Components/Lists/Ale.php

@@ -1,5 +1,8 @@
 <?php
 
+declare(strict_types=1);
+
+
 namespace FireflyIII\View\Components\Lists;
 
 use Closure;