[backend] Migration champs configuration Tiller

console/migrations/m191218_142414_tiller.php

 {
     public function up()
     {
-        $this->addColumn('tiller', 'tiller', Schema::TYPE_BOOLEAN) ;
-        $this->addColumn('tiller', 'tiller_provider_token', Schema::TYPE_STRING) ;
-        $this->addColumn('tiller', 'tiller_restaurant_token', Schema::TYPE_STRING) ;
+        $this->addColumn('producer', 'tiller', Schema::TYPE_BOOLEAN) ;
+        $this->addColumn('producer', 'tiller_provider_token', Schema::TYPE_STRING) ;
+        $this->addColumn('producer', 'tiller_restaurant_token', Schema::TYPE_STRING) ;
     }
 
     public function down()
     {
-        $this->dropColumn('tiller', 'tiller') ;
-        $this->dropColumn('tiller', 'tiller_provider_token') ;
-        $this->dropColumn('tiller', 'tiller_restaurant_token') ;
+        $this->dropColumn('producer', 'tiller') ;
+        $this->dropColumn('producer', 'tiller_provider_token') ;
+        $this->dropColumn('producer', 'tiller_restaurant_token') ;
     }
 }