Update the specified issue link type.
        :param issue_link_type_id:
        :param data: {
                         "name": "Duplicate",
                          "inward": "Duplicated by",
                         "outward": "Duplicates"
                    }
        :return:

def update_issue_link_type(self, issue_link_type_id, data):
        """
        Update the specified issue link type.
        :param issue_link_type_id:
        :param data: {
                         "name": "Duplicate",
                          "inward": "Duplicated by",
                         "outward": "Duplicates"
                    }
        :return:
        """
        url = 'rest/api/2/issueLinkType/{issueLinkTypeId}'.format(issueLinkTypeId=issue_link_type_id)
        return self.put(url, data=data)