docs: add Redpill Linpro to adopters list

Says how Redpill uses talos

Signed-off-by: Pip Oomen <pepijn@redpill-linpro.com>
Signed-off-by: Justin Garrison <justin.garrison@siderolabs.com>

ADOPTERS.md

@@ -18,6 +18,9 @@ A list of adopters of Talos Linux, and the use
 * **[Oceanbox.io](https://oceanbox.io)**  
   Oceanbox leverages talos to deliver oceanography as a service. It is used on-premise in a rook-ceph storage cluster, and to host frontend and supporting services for the HPC cluster.  
 
+* **[Redpill Linpro](https://redpill-linpro.com)**
+  Redpill Linpro uses Talos Linux for both internal and customer specific Kubernetes services. It is for example used to provide a triple-site platform for Norway's biggest online publisher.
+
 * **[SCHULZ Systemtechnik GmbH](https://schulz.st/en/page/schulz-systemtechnik)**  
   SCHULZ is a provider of integrated automation solutions for a wide range of industries. We use Talos as a base for our edge devices that run IoT and ML applications.