add Scaleway to the list of adopters

Signed-off-by: Rémy Léone <rleone@scaleway.com>

ADOPTERS.md

@@ -57,3 +57,4 @@ This list is sorted in the order that organizations were added to it.
 | [Continental](https://continental.com/) | @yogeek | Used to manage cloud infrastructure components and to provide self-service ephemeral K8S VCluster to development teams. |
 | [Luminar](https://www.luminartech.com/) | @satishweb | Manage our cloud infrastructure and provide a self-service framework for engineer's application resource needs |
 | [Transfix](https://transfix.io/) | @transfixio @amanfredi | We are using Crossplane to deploy new AWS infrastructure and modify existing cloud resources. |
+| [Scaleway](https://scaleway.com/) | @yfodil | We created a Crossplane Provider for Scaleway infrastructures. |