Update articles/api-management/self-hosted-gateway-settings-reference.md

Co-authored-by: Dan Lepow <[email protected]>

Author: tomkerkhove

articles/api-management/self-hosted-gateway-settings-reference.md

@@ -25,7 +25,7 @@ Here is an overview of all configuration options:
 |----|------|----------|-------------------|-------------------|
 | gateway.name | Id of the self-hosted gateway resource. | Yes, when using Azure AD authentication | N/A | v2.3+ |
 | config.service.endpoint | Configuration endpoint in Azure API Management for the self-hosted gateway. Find this value in the Azure portal under **Gateways** > **Deployment**.  | Yes       | N/A             | v2.0+ |
-| config.service.auth | Defines how the self-hosted gateway should authenticate to the Configuration API. Currently gateway token and Azure AD authentication is supported. | Yes | N/A | v2.0+ |
+| config.service.auth | Defines how the self-hosted gateway should authenticate to the Configuration API. Currently gateway token and Azure AD authentication are supported. | Yes | N/A | v2.0+ |
 | config.service.auth.azureAd.tenantId | ID of the Azure AD tenant. | Yes, when using Azure AD authentication | N/A | v2.3+ |
 | config.service.auth.azureAd.clientId | Client ID of the Azure AD app to authenticate with (also known as application ID). | Yes, when using Azure AD authentication | N/A | v2.3+ |
 | config.service.auth.azureAd.clientSecret | Secret of the Azure AD app to authenticate with. | Yes, when using Azure AD authentication (unless certificate is specified) | N/A | v2.3+ |