Update README.md

Add logo with tagline header gif

Author: initialcommit-io

README.md

@@ -1,4 +1,6 @@
 # git-sim
+![git-sim-logo-with-tagline gif](https://user-images.githubusercontent.com/49353917/232879748-c5fa05a8-dc5e-4b7e-a623-f4446a901ad2.gif)
+
 [![GitHub license](https://img.shields.io/github/license/initialcommit-com/git-sim)](https://github.com/initialcommit-com/git-sim/blob/main/LICENSE)
 [![GitHub tag](https://img.shields.io/github/v/release/initialcommit-com/git-sim)](https://img.shields.io/github/v/release/initialcommit-com/git-sim)
 [![Downloads](https://static.pepy.tech/badge/git-sim)](https://pepy.tech/project/git-sim)