integrations.go
func (client *Client) UpdateIntegrationPD(pdIntegration *IntegrationPDRequest) error {
	return client.doJsonRequest("PUT", "/v1/integration/pagerduty", pdIntegration, nil)
}
func (client *Client) UpdateIntegrationPD(pdIntegration *IntegrationPDRequest) error {
	return client.doJsonRequest("PUT", "/v1/integration/pagerduty", pdIntegration, nil)
}
// UpdateIntegrationPD updates the PagerDuty Integration.
// This will replace the existing values with the new values.