Update CI badge

Author: gbro3n

README.md

@@ -5,7 +5,7 @@
 [![Downloads](https://img.shields.io/visual-studio-marketplace/d/appsoftwareltd.as-notes)](https://marketplace.visualstudio.com/items?itemName=appsoftwareltd.as-notes)
 [![Rating](https://img.shields.io/visual-studio-marketplace/r/appsoftwareltd.as-notes)](https://marketplace.visualstudio.com/items?itemName=appsoftwareltd.as-notes)
 [![License](https://img.shields.io/badge/license-Elastic--2.0-lightgrey)](https://github.com/appsoftwareltd/as-notes/blob/main/LICENSE)
-[![CI](https://github.com/appsoftwareltd/as-notes/actions/workflows/ci.yml/badge.svg)](https://github.com/appsoftwareltd/as-notes/actions/workflows/ci.yml)
+[![CI](https://github.com/appsoftwareltd/as-notes/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/appsoftwareltd/as-notes/actions/workflows/ci.yml)
 
 > [Install from VS Code Marketplace](https://marketplace.visualstudio.com/items?itemName=appsoftwareltd.as-notes)