[Docker][Containerized ReactNative]Created NOTES app using expo-cli

Created the Dockerized container to react native 'NOTES' app.

Docker Pull command [From docker hub]: docker pull docker64me/todolist_expo_rn

Git-hub link: https://github.com/Megala-Subramani/Docker_ReactNative_Expo_ToDoListApp

Docker-hub link: https://hub.docker.com/repository/docker/docker64me/todolist_expo_rn