update Helm documentation

Author: github-actions[bot]

charts/liturgical-colour/README.md

@@ -1,6 +1,6 @@
 # liturgical-colour
 
-![Version: 0.7.0](https://img.shields.io/badge/Version-0.7.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 0.7.0](https://img.shields.io/badge/AppVersion-0.7.0-informational?style=flat-square)
+![Version: 0.7.1](https://img.shields.io/badge/Version-0.7.1-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 0.7.1](https://img.shields.io/badge/AppVersion-0.7.1-informational?style=flat-square)
 
 A simple app to display the current liturgical colour of the Church of England