fix: Update create enterprise OIDC label (#1820)

docs/authentication/enterprise-connections/oidc/custom-provider.mdx

@@ -29,7 +29,7 @@ To make the setup process easier, it's recommended to keep two browser tabs open
 
   1. In the Clerk Dashboard, navigate to the [**SSO Connections**](https://dashboard.clerk.com/last-active?path=user-authentication/sso-connections) page.
   1. Select **Add connection** and select **For specific domains**.
-  1. Under **Third party**, select **OpenID Connect (OIDC)**.
+  1. Under **OpenID Connect (OIDC)**, select **Custom OIDC Provider**.
   1. Add the **Name** of the connection.
   1. Add the **Key** of the provider. This is the provider's unique identifier (cannot be changed after creation).
   1. Add the **Specific Domain** that you want to allow this connection for. This is the domain of the users you want to allow to sign in to your app.