Update data-factory-service-identity.md

Remove bullet on blank line

Author: gmori1018

articles/data-factory/data-factory-service-identity.md

@@ -25,8 +25,7 @@ Managed identities eliminate the need to manage credentials. Managed identities
 
 There are two types of supported managed identities: 
 
-- **System-assigned:** You can enable a managed identity directly on a service instance. When you allow a system-assigned managed identity during the creation of the service, an identity is created in Azure AD tied to that service instance's lifecycle. By design, only that Azure resource can use this identity to request tokens from Azure AD. So when the resource is deleted, Azure automatically deletes the identity for you. 
-- 
+- **System-assigned:** You can enable a managed identity directly on a service instance. When you allow a system-assigned managed identity during the creation of the service, an identity is created in Azure AD tied to that service instance's lifecycle. By design, only that Azure resource can use this identity to request tokens from Azure AD. So when the resource is deleted, Azure automatically deletes the identity for you.  
 - **User-assigned:** You may also create a managed identity as a standalone Azure resource. You can [create a user-assigned managed identity](../active-directory/managed-identities-azure-resources/how-to-manage-ua-identity-portal.md) and assign it to one or more instances of a data factory. In user-assigned managed identities, the identity is managed separately from the resources that use it.
 
 Managed identity provides the below benefits: