refactor(integration): generalizar el requisito de configuracion

Renombra requires_client_configuration a requires_configuration conservando los valores existentes y su rollback. Actualiza el modelo, la validacion, los seeders y los consumidores del campo para permitir configuraciones de cliente o tipo de sitio.

database/migrations/2026_09_04_000003_rename_integration_configuration_requirement.php

@@ -0,0 +1,22 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('integrations', function (Blueprint $table): void {
+            $table->renameColumn('requires_client_configuration', 'requires_configuration');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('integrations', function (Blueprint $table): void {
+            $table->renameColumn('requires_configuration', 'requires_client_configuration');
+        });
+    }
+};