clustermesh: correctly mount the etcd data dir in the init container

This commit fixes an incorrect volume mount specification for the init
container of the clustermesh-apiserver deployment created through
'cilium clustermesh enable', that caused the operations performed in the
init container itself to be disregarded.

Signed-off-by: Marco Iorio <marco.iorio@isovalent.com>

clustermesh/clustermesh.go

@@ -320,7 +320,7 @@ func (k *K8sClusterMesh) generateDeployment(clustermeshApiserverArgs []string) *
 							VolumeMounts: []corev1.VolumeMount{
 								{
 									Name:      "etcd-data-dir",
-									MountPath: "etcd-data-dir",
+									MountPath: "/var/run/etcd",
 								},
 							},
 						},