Update permission-sets.mdx

Add Managed Inference and Generative APIs permissions sets.

Author: fpagny

pages/iam/reference-content/permission-sets.mdx

@@ -57,6 +57,10 @@ Below is a list of the permission sets available at Scaleway.
 | KubernetesSystemMastersGroupAccess       | Gives the Kubernetes system:masters role to perform any action on the cluster           |
 | DediboxReadOnly              | List and read access to Dedibox                                               |
 | DediboxFullAccess            | Full access to create, read, list, edit and delete Dedibox                            |
+| GenerativeApisModelAccess            | Access to Generative APIs Models.                          |
+| GenerativeApisFullAccess            | Full access to Generative APIs.                            |
+| InferenceReadOnly            | Read access to Inference Deployments                           |
+| InferenceFullAccess            | Full access to Inference Deployments                           |
 | ContainersReadOnly           | List and read access to Containers                                             |
 | ContainersFullAccess         | Full access to create, read, list, edit and delete to Containers                      |
 | FunctionsReadOnly            | List and read access to Functions                                              |