chore: Update discovery artifacts (#1306)

## Deleted keys were detected in the following pre-stable discovery artifacts:
bigqueryreservationv1beta1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/6a8b3c6bd7aef8c84d5ba64410b29cabf056102b)

## Discovery Artifact Change Summary:
adexchangebuyer2v2beta1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/949754477e811a0b490a35e7e7313bbd22918d8a)
artifactregistryv1beta2[ [More details]](https://github.com/googleapis/google-api-python-client/commit/3811667db343c8e4ca5479b668a14b4bceddd981)
bigquerydatatransferv1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/f0071f5468eaa0320920fbee1489dbc2cb5e195f)
bigqueryreservationv1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/6a8b3c6bd7aef8c84d5ba64410b29cabf056102b)
bigqueryreservationv1beta1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/6a8b3c6bd7aef8c84d5ba64410b29cabf056102b)
bigtableadminv2[ [More details]](https://github.com/googleapis/google-api-python-client/commit/d1ce2408cf8bf7deaab38f7ecff96e9cb5d5a02d)
containerv1beta1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/60a23f0cafcca5473a829e8b11280733f76a8271)
displayvideov1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/559fa7cf4c7d300947bb556eb8c2830a751c7b11)
loggingv2[ [More details]](https://github.com/googleapis/google-api-python-client/commit/a3c1055968a4d9ac2448b0540bf4e2005be2958f)
serviceusagev1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/e2a86e92aa0ab7cce0b936a764ea5440b35a62e9)
serviceusagev1beta1[ [More details]](https://github.com/googleapis/google-api-python-client/commit/e2a86e92aa0ab7cce0b936a764ea5440b35a62e9)
diff --git a/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html b/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html
index f6cdb4e..f1c71c3 100644
--- a/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html
+++ b/docs/dyn/container_v1beta1.projects.zones.clusters.nodePools.html
@@ -229,6 +229,7 @@
         { # AcceleratorConfig represents a Hardware Accelerator request.
           "acceleratorCount": "A String", # The number of the accelerator cards exposed to an instance.
           "acceleratorType": "A String", # The accelerator type resource name. List of supported accelerators [here](https://cloud.google.com/compute/docs/gpus)
+          "gpuPartitionSize": "A String", # Size of partitions to create on the GPU. Valid values are described in the NVIDIA [mig user guide](https://docs.nvidia.com/datacenter/tesla/mig-user-guide/#partitioning).
         },
       ],
       "bootDiskKmsKey": "A String", #  The Customer Managed Encryption Key used to encrypt the boot disk attached to each node in the node pool. This should be of the form projects/[KEY_PROJECT_ID]/locations/[LOCATION]/keyRings/[RING_NAME]/cryptoKeys/[KEY_NAME]. For more information about protecting resources with Cloud KMS Keys please see: https://cloud.google.com/compute/docs/disks/customer-managed-encryption
@@ -501,6 +502,7 @@
       { # AcceleratorConfig represents a Hardware Accelerator request.
         "acceleratorCount": "A String", # The number of the accelerator cards exposed to an instance.
         "acceleratorType": "A String", # The accelerator type resource name. List of supported accelerators [here](https://cloud.google.com/compute/docs/gpus)
+        "gpuPartitionSize": "A String", # Size of partitions to create on the GPU. Valid values are described in the NVIDIA [mig user guide](https://docs.nvidia.com/datacenter/tesla/mig-user-guide/#partitioning).
       },
     ],
     "bootDiskKmsKey": "A String", #  The Customer Managed Encryption Key used to encrypt the boot disk attached to each node in the node pool. This should be of the form projects/[KEY_PROJECT_ID]/locations/[LOCATION]/keyRings/[RING_NAME]/cryptoKeys/[KEY_NAME]. For more information about protecting resources with Cloud KMS Keys please see: https://cloud.google.com/compute/docs/disks/customer-managed-encryption
@@ -639,6 +641,7 @@
           { # AcceleratorConfig represents a Hardware Accelerator request.
             "acceleratorCount": "A String", # The number of the accelerator cards exposed to an instance.
             "acceleratorType": "A String", # The accelerator type resource name. List of supported accelerators [here](https://cloud.google.com/compute/docs/gpus)
+            "gpuPartitionSize": "A String", # Size of partitions to create on the GPU. Valid values are described in the NVIDIA [mig user guide](https://docs.nvidia.com/datacenter/tesla/mig-user-guide/#partitioning).
           },
         ],
         "bootDiskKmsKey": "A String", #  The Customer Managed Encryption Key used to encrypt the boot disk attached to each node in the node pool. This should be of the form projects/[KEY_PROJECT_ID]/locations/[LOCATION]/keyRings/[RING_NAME]/cryptoKeys/[KEY_NAME]. For more information about protecting resources with Cloud KMS Keys please see: https://cloud.google.com/compute/docs/disks/customer-managed-encryption