Updated docs for EndpointSliceTerminatingCondition (#38701)

* Rebased issue #38390

* Updated endpoint-slices.md

Resolved issue #38701

* Updated endpoint-slice.md

* endpoint-slice.md

* New endpoint-slice.md file

* Updated endpoint-slice.md

Author: yashpimple

content/en/docs/concepts/services-networking/endpoint-slices.md

@@ -96,10 +96,10 @@ Services will always have the `ready` condition set to `true`.
 
 #### Serving
 
-{{< feature-state for_k8s_version="v1.22" state="beta" >}}
+{{< feature-state for_k8s_version="v1.26" state="stable" >}}
 
-`serving` is identical to the `ready` condition, except it does not account for terminating states.
-Consumers of the EndpointSlice API should check this condition if they care about pod readiness while
+The `serving` condition is almost identical to the `ready` condition. The difference is that
+consumers of the EndpointSlice API should check the `serving` condition if they care about pod readiness while
 the pod is also terminating.
 
 {{< note >}}