Update README.md

VegeTap - Your VeganMarketPlace We have made a Food Delivery App which focusses on getting customer orders online and delivering them their order. This App is made using flutter and visual studio code. We have used Firebase to store each information of the app. The app includes features such as login page, categories of food, details of food, wishlist, manage address, select stores etc. We have committed a built app release apk in air branch of our repository. For installing the app, one simply needs to download the app-release-apk file from the air branch of our repository. Once installed you can start the app by adding your email and then you can explore different features in the app. This app can be useful to customers since they can order online and the app contains simple features which can help old-age customers to order easily.