Update confirmation message

Author: ifox

src/Commands/Traits/HandlesPotentialBreakingChangesWarnings.php

@@ -28,7 +28,7 @@ public function warnAboutNewPositionColumns(): void
 
         $this->warn("⚠️  Twill 3.5.0 introduced 2 new database migrations to fix a bug with the medias and files fields position management, make sure to add them to your project.\n");
 
-        if ($this->confirm('Would you like to add the migration to your project?')) {
+        if ($this->confirm('Would you like to add the migrations to your project?')) {
             if (!$mediablesHasPosition) {
                 copy(
                     __DIR__ . '/../../../migrations/default/2020_02_09_000015_add_position_to_twill_default_mediables_table.php',