promote GRPCContainerProbe to beta

content/en/docs/reference/command-line-tools-reference/feature-gates.md

@@ -129,7 +129,8 @@ different Kubernetes components.
 | `GracefulNodeShutdown` | `false` | Alpha | 1.20 | 1.20 |
 | `GracefulNodeShutdown` | `true` | Beta | 1.21 | |
 | `GracefulNodeShutdownBasedOnPodPriority` | `false` | Alpha | 1.23 | |
-| `GRPCContainerProbe` | `false` | Alpha | 1.23 | |
+| `GRPCContainerProbe` | `false` | Alpha | 1.23 | 1.23 |
+| `GRPCContainerProbe` | `true` | Beta | 1.24 | |
 | `HonorPVReclaimPolicy` | `false` | Alpha | 1.23 | |
 | `HPAContainerMetrics` | `false` | Alpha | 1.20 | |
 | `HPAScaleToZero` | `false` | Alpha | 1.16 | |
@@ -920,7 +921,7 @@ Each feature gate is designed for enabling/disabling a specific feature:
   Must be used with `KubeletConfiguration.failSwapOn` set to false.
   For more details, please see [swap memory](/docs/concepts/architecture/nodes/#swap-memory)
 - `NonPreemptingPriority`: Enable `preemptionPolicy` field for PriorityClass and Pod.
-- `OpenAPIEnums`: Enables populating "enum" fields of OpenAPI schemas in the 
+- `OpenAPIEnums`: Enables populating "enum" fields of OpenAPI schemas in the
   spec returned from the API server.
 - `OpenAPIV3`: Enables the API server to publish OpenAPI v3.
 - `PVCProtection`: Enable the prevention of a PersistentVolumeClaim (PVC) from

content/en/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes.md

@@ -222,7 +222,7 @@ kubectl describe pod goproxy
 
 ## Define a gRPC liveness probe
 
-{{< feature-state for_k8s_version="v1.23" state="alpha" >}}
+{{< feature-state for_k8s_version="v1.24" state="beta" >}}
 
 If your application implements [gRPC Health Checking Protocol](https://github.com/grpc/grpc/blob/master/doc/health-checking.md),
 kubelet can be configured to use it for application liveness checks.