fix(migration): perbaiki model Branch dan struktur migrasi pengguna

- Memperbaiki import model Branch dari Modules\Basicdata\Models\Branch.
- Menambahkan kolom 'nik' yang nullable setelah kolom 'email'.
- Menambahkan foreign key untuk 'branch_id' yang nullable setelah kolom 'nik'.
- Memperbaiki metode up dan down untuk migrasi pengguna.

database/migrations/2024_08_27_071158_update_users_table.php

@@ -1,16 +1,16 @@
 <?php
 
-use Illuminate\Database\Migrations\Migration;
+    use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
+    use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
+    use Illuminate\Support\Facades\Schema;
-    use Modules\Lpj\Models\Branch;
+    use Modules\Basicdata\Models\Branch;
 
-    return new class extends Migration
+    return new class extends Migration {
-{
         /**
          * Run the migrations.
          */
-    public function up(): void
+        public function up()
+        : void
         {
             Schema::table('users', function (Blueprint $table) {
                 $table->string('nik')->nullable()->after('email');
@@ -21,7 +21,8 @@ use Illuminate\Support\Facades\Schema;
         /**
          * Reverse the migrations.
          */
-    public function down(): void
+        public function down()
+        : void
         {
             Schema::table('users', function (Blueprint $table) {
                 $table->dropColumn('nik');
@@ -29,4 +30,4 @@ use Illuminate\Support\Facades\Schema;
                 $table->dropColumn('branch_id');
             });
         }
-};
+    };