Added data_generation_scripts

.devtools/data_generation_scripts/9999_lots_recipes.php

@@ -0,0 +1,16 @@
+<?php
+
+// This is executed inside DatabaseMigrationService class/context
+
+use Grocy\Services\RecipesService;
+
+$recipesService = RecipesService::getInstance();
+
+for ($i = 1; $i <= 87; $i++)
+{
+	$recipesService->CopyRecipe(1);
+	$recipesService->CopyRecipe(2);
+	$recipesService->CopyRecipe(3);
+	$recipesService->CopyRecipe(4);
+	$recipesService->CopyRecipe(5);
+}