PUT Update a group

Endpoint

PUT /api/v1/contacts/groups/{groupId}

Nom	Type	Required	Description
`groupId`	UUID	yes	Group ID

Field	Type	Required	Description
`name`	string	no	Nouveau nom
`description`	string	no	Nouvelle description
`color`	string	no	Nouvelle couleur

{
  "data": {
    "id": "grp_uuid",
    "name": "Clients VIP"
  }
}