Add LitmusChaos to Adopters

Signed-off-by: Dmitry Shurupov <dmitry.shurupov@palark.com>

ADOPTERS.md

@@ -19,6 +19,7 @@ This is a list of production adopters of Dex (in alphabetical order).
 - [Kasten](https://www.kasten.io) is using Dex for authenticating access to the dashboard of [K10](https://www.kasten.io/product/), a Kubernetes-native platform for backup, disaster recovery and mobility of Kubernetes applications. K10 is widely used by a variety of customers including large enterprises, financial services, design firms, and IT companies.
 - [Kubeflow](https://www.kubeflow.org/) [uses](https://github.com/kubeflow/manifests#dex) Dex as one of its components in the Kubeflow Platform for external OIDC authentication.
 - [Kyma](https://kyma-project.io) is using Dex to authenticate access to Kubernetes API server (even for managed Kubernetes like Google Kubernetes Engine or Azure Kubernetes Service) and for protecting web UI of [Kyma Console](https://github.com/kyma-project/console) and other UIs integrated in Kyma ([Grafana](https://github.com/grafana/grafana), [Loki](https://github.com/grafana/loki), and [Jaeger](https://github.com/jaegertracing/jaeger)). Kyma is an open-source project ([`github.com/kyma-project`](https://github.com/kyma-project/kyma)) designed natively on Kubernetes, that allows you to extend and customize your applications in a quick and modern way, using serverless computing or microservice architecture. 
+- [LitmusChaos](https://litmuschaos.io/) uses Dex to [implement](https://docs.litmuschaos.io/docs/user-guides/chaoscenter-oauth-dex-installation#deploy-dex-oidc-provider) OAuth2 login support in ChaosCenter, its centralized chaos management tool.
 - [LLMariner](https://llmariner.ai/) uses Dex for [user management](https://llmariner.ai/docs/features/user_management/).
 - [Pydio](https://pydio.com/) Pydio Cells is an open source sync & share platform written in Go. Cells is using Dex as an OIDC service for authentication and authorizations. Check out [Pydio Cells repository](https://github.com/pydio/cells) for more information and/or to contribute.
 - [sigstore](https://sigstore.dev) uses Dex for authentication in their public Fulcio instance, which is a certificate authority for code signing certificates bound to OIDC-based identities.