Code cleanup.

database/migrations/2020_03_13_201950_changes_for_v520.php

@@ -1,6 +1,4 @@
 <?php
-
-
 /**
  * 2020_03_13_201950_changes_for_v520.php
  * Copyright (c) 2020 james@firefly-iii.org

database/migrations/2020_06_07_063612_changes_for_v530.php

@@ -63,8 +63,6 @@ class ChangesForV530 extends Migration
             }
             );
         }
-
-
         if (!Schema::hasTable('object_groupables')) {
             Schema::create(
                 'object_groupables', static function (Blueprint $table) {

database/migrations/2020_07_24_162820_changes_for_v540.php

@@ -83,8 +83,6 @@ class ChangesForV540 extends Migration
             $table->date('extension_date')->nullable()->after('end_date');
         }
         );
-
-
         // make column nullable:
         Schema::table(
             'oauth_clients', function (Blueprint $table) {

database/migrations/2021_03_12_061213_changes_for_v550b2.php

@@ -1,5 +1,27 @@
 <?php
 
+/*
+ * 2021_03_12_061213_changes_for_v550b2.php
+ * Copyright (c) 2021 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Support\Facades\Schema;