chore: Update README.

Author: sebst

README.md

@@ -1,8 +1,8 @@
 # Dev Container Features: Community Collection
 
 
-[![CI](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/test.yml/badge.svg)](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/test.yml)
-[![Release](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/release.yml/badge.svg)](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/release.yml)
+[![CI](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/test.yaml/badge.svg)](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/test.yaml)
+[![Release](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/release.yaml/badge.svg)](https://github.com/devcontainer-community/devcontainer-features/actions/workflows/release.yaml)
 [![License](https://img.shields.io/github/license/devcontainer-community/devcontainer-features)](LICENSE)