Add expandablePanel to storeDetail and fix editing
Add expandablePanel to storeDetail and fix editing

Editing of title and description was broken since last change

yunity/foodsaving-frontend,yunity/karrot-frontend,yunity/karrot-frontend,yunity/foodsaving-frontend,yunity/foodsaving-frontend,yunity/karrot-frontend,yunity/foodsaving-frontend,yunity/karrot-frontend