fix build status image & link

Author: MoOx

README.md

@@ -22,7 +22,7 @@
 
 # `@reason-react-native/__template__`
 
-[![Build Status](https://github.com/reason-react-native/__template__./workflows/Build/badge.svg)](https://github.com/reason-react-native/__template__./actions)
+[![Build Status](https://github.com/reason-react-native/__template__/workflows/Build/badge.svg)](https://github.com/reason-react-native/__template__/actions)
 [![Version](https://img.shields.io/npm/v/@reason-react-native/__template__.svg)](https://www.npmjs.com/@reason-react-native/__template__)
 [![Chat](https://img.shields.io/discord/235176658175262720.svg?logo=discord&colorb=blue)](https://reasonml-community.github.io/reason-react-native/discord/)