fixed note only meal plan entries not working

cookbook/templates/meal_plan.html

@@ -581,6 +581,7 @@
                         id: Math.round(Math.random() * 1000) + 10000,
                         title: this.new_note_title,
                         note: this.new_note_text,
+                        recipe_multiplier: 1,
                         is_new: true,
                     }