Update validation-program.md

Author: omkark95

articles/azure-arc/kubernetes/validation-program.md

@@ -28,7 +28,6 @@ The following providers and their corresponding Kubernetes distributions have su
 | Canonical    | [Charmed Kubernetes](https://ubuntu.com/kubernetes) | [1.24](https://ubuntu.com/kubernetes/docs/1.24/components) |
 | SUSE Rancher      | [Rancher Kubernetes Engine](https://rancher.com/products/rke/) | RKE CLI version: [v1.3.13](https://github.com/rancher/rke/releases/tag/v1.3.13); Kubernetes versions: 1.24.2, 1.23.8  |
 | Nutanix      | [Nutanix Kubernetes Engine](https://www.nutanix.com/products/kubernetes-engine)    | Version [2.5](https://portal.nutanix.com/page/documents/details?targetId=Nutanix-Kubernetes-Engine-v2_5:Nutanix-Kubernetes-Engine-v2_5); upstream K8s v1.23.11 |
-| Platform9      | [Platform9 Managed Kubernetes (PMK)](https://platform9.com/managed-kubernetes/)    | PMK Version [5.3.0](https://platform9.com/docs/kubernetes/release-notes#platform9-managed-kubernetes-version-53-release-notes); Kubernetes versions: v1.20.5, v1.19.6, v1.18.10 |
 | Kublr	| [Kublr Managed K8s](https://kublr.com/managed-kubernetes/) Distribution | Upstream K8s Version: 1.22.10 <br> Upstream K8s Version: 1.21.3 |
 | Mirantis | [Mirantis Kubernetes Engine](https://www.mirantis.com/software/mirantis-kubernetes-engine/) | MKE Version [3.6.0](https://docs.mirantis.com/mke/3.6/release-notes/3-6-0.html) <br> MKE Version [3.5.5](https://docs.mirantis.com/mke/3.5/release-notes/3-5-5.html) <br> MKE Version [3.4.7](https://docs.mirantis.com/mke/3.4/release-notes/3-4-7.html) |
 | Wind River | [Wind River Cloud Platform](https://www.windriver.com/studio/operator/cloud-platform) | Wind River Cloud Platform 22.06; Upstream K8s version: 1.23.1 <br>Wind River Cloud Platform 21.12; Upstream K8s version: 1.21.8 <br>Wind River Cloud Platform 21.05; Upstream K8s version: 1.18.1 |