docs: Fix broken link in Readme

Author: CyrilBaah

README.md

@@ -71,7 +71,7 @@ Do you know of an incredible green software repository that we missed? Let us kn
 - [Experiment Runner](https://github.com/S2-group/experiment-runner): The Experiment Runner provides a framework for automatically executing measurement-based experiments on any platform with dedicated plugins for energy related metrics collection.
 - [Android Runner](https://github.com/S2-group/android-runner): The Android Runner provides a framework for automatically executing measurement-based experiments on native and web applications running on Android devices with dedicated plugins for energy related metrics collection.
 - [Robot Runner](https://github.com/S2-group/robot-runner): The Robot Runner provides a framework for automatically executing measurement-based experiments on robotics software with dedicated plugins for energy related metrics collection.
-- [Cardamon](https://https://github.com/Root-Branch/cardamon) Cardamon is able to measure front-end websites and associated back-end server processes for end to end measurements compatible with ISO 21031 SCI specification.
+- [Cardamon](https://github.com/Root-Branch/cardamon) Cardamon is able to measure front-end websites and associated back-end server processes for end to end measurements compatible with ISO 21031 SCI specification.
 - [EcoLogits](https://github.com/genai-impact/ecologits): Estimate and track energy consumption and environmental impacts of generative AI models via APIs.
 - [BoaviztAPI](https://github.com/Boavizta/boaviztapi): Multi-criteria environmental impacts of IT resources taking into account hardware manufacturing and usage as a self-hostable API.
 - [ecobenchmark-applicationweb-backend](https://github.com/Boavizta/ecobenchmark-applicationweb-backend): Benchmarking different webapp scenario to compare energy consumption on several programming languages and dev practices.