Add service tokens

Author: maxvp

src/content/docs/cloudflare-one/identity/users/seat-management.mdx

@@ -9,6 +9,8 @@ Cloudflare Zero Trust subscriptions consist of seats that active users in your a
 
 The amount of seats available in your Zero Trust account depends on the amount of users you purchase. If you want to increase the number of seats available, you will have to purchase more users. Learn more about adding and removing seats from your account in the [Zero Trust FAQ](/cloudflare-one/faq/getting-started-faq/#how-do-i-change-my-subscription-plan).
 
+Access [service tokens](/cloudflare-one/identity/service-tokens/) do not consume seats.
+
 ## Authentication events
 
 For Access, this is any Cloudflare Access authentication event, like a login to the [App Launcher](/cloudflare-one/applications/app-launcher/) or an application. For Gateway, this means any Cloudflare WARP authentication event, like enrolling a device to your ZT organization.