fix: Gitter chat badge links to gitter channel
Clicking on the badge redirects to the Garden Linux Gitter channel
[![build](https://github.com/gardenlinux/gardenlinux/actions/workflows/build.yml/badge.svg)](https://github.com/gardenlinux/gardenlinux/actions/workflows/build.yml)
[![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/3925/badge)](https://bestpractices.coreinfrastructure.org/projects/3925)
[![MIT License](https://img.shields.io/github/license/gardenlinux/gardenlinux)](https://img.shields.io/github/license/gardenlinux/gardenlinux)
-[![Gitter Chat](https://img.shields.io/gitter/room/gardenlinux/community)](https://img.shields.io/gitter/room/gardenlinux/community)
+[![Gitter](https://badges.gitter.im/gardenlinux/community.svg)](https://gitter.im/gardenlinux/community?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
[![GitHub Open Issues](https://img.shields.io/github/issues-raw/gardenlinux/gardenlinux)](https://img.shields.io/github/issues-raw/gardenlinux/gardenlinux)
[![GitHub Closed PRs](https://img.shields.io/github/issues-pr-closed-raw/gardenlinux/gardenlinux)](https://img.shields.io/github/issues-pr-closed-raw/gardenlinux/gardenlinux)
