feat(k8s): add cilium_native cni for native routing mode (#5004)

Author: scaleway-bot

cmd/scw/testdata/test-all-usage-k8s-cluster-create-usage.golden

@@ -19,7 +19,7 @@ ARGS:
   [description]                                          Cluster description
   [tags.{index}]                                         Tags associated with the cluster
   version=latest                                         Kubernetes version of the cluster
-  cni=cilium                                             Container Network Interface (CNI) plugin running in the cluster (unknown_cni | cilium | calico | weave | flannel | kilo | none)
+  cni=cilium                                             Container Network Interface (CNI) plugin running in the cluster (unknown_cni | cilium | calico | weave | flannel | kilo | none | cilium_native)
   [pools.{index}.name]                                   Name of the pool
   [pools.{index}.node-type]                              Node type is the type of Scaleway Instance wanted for the pool. Nodes with insufficient memory are not eligible (DEV1-S, PLAY2-PICO, STARDUST). 'external' is a special node type used to provision instances from other cloud providers in a Kosmos Cluster
   [pools.{index}.placement-group-id]                     Placement group ID in which all the nodes of the pool will be created, placement groups are limited to 20 instances.

docs/commands/k8s.md

@@ -165,7 +165,7 @@ scw k8s cluster create [arg=value ...]
 | description |  | Cluster description |
 | tags.{index} |  | Tags associated with the cluster |
 | version | Required<br />Default: `latest` | Kubernetes version of the cluster |
-| cni | Required<br />Default: `cilium`<br />One of: `unknown_cni`, `cilium`, `calico`, `weave`, `flannel`, `kilo`, `none` | Container Network Interface (CNI) plugin running in the cluster |
+| cni | Required<br />Default: `cilium`<br />One of: `unknown_cni`, `cilium`, `calico`, `weave`, `flannel`, `kilo`, `none`, `cilium_native` | Container Network Interface (CNI) plugin running in the cluster |
 | pools.{index}.name |  | Name of the pool |
 | pools.{index}.node-type |  | Node type is the type of Scaleway Instance wanted for the pool. Nodes with insufficient memory are not eligible (DEV1-S, PLAY2-PICO, STARDUST). 'external' is a special node type used to provision instances from other cloud providers in a Kosmos Cluster |
 | pools.{index}.placement-group-id |  | Placement group ID in which all the nodes of the pool will be created, placement groups are limited to 20 instances. |

internal/namespaces/k8s/v1/k8s_cli.go

@@ -346,6 +346,7 @@ func k8sClusterCreate() *core.Command {
 					"flannel",
 					"kilo",
 					"none",
+					"cilium_native",
 				},
 			},
 			{