feat(all): auto-regenerate discovery clients

dataproc/v1/dataproc-api.json

@@ -3001,7 +3001,7 @@
       }
     }
   },
-  "revision": "20230919",
+  "revision": "20230926",
   "rootUrl": "https://dataproc.googleapis.com/",
   "schemas": {
     "AcceleratorConfig": {
@@ -4496,6 +4496,10 @@
             "Instances are Spot VMs (https://cloud.google.com/compute/docs/instances/spot).This option is allowed only for secondary worker (https://cloud.google.com/dataproc/docs/concepts/compute/secondary-vms) groups. Spot VMs are the latest version of preemptible VMs (https://cloud.google.com/compute/docs/instances/preemptible), and provide additional features."
           ],
           "type": "string"
+        },
+        "startupConfig": {
+          "$ref": "StartupConfig",
+          "description": "Optional. Configuration to handle the startup of instances during cluster create and update process."
         }
       },
       "type": "object"
@@ -6640,6 +6644,10 @@
           "format": "google-duration",
           "type": "string"
         },
+        "removeOnlyIdleWorkers": {
+          "description": "Optional. Remove only idle workers when scaling down cluster",
+          "type": "boolean"
+        },
         "scaleDownFactor": {
           "description": "Required. Fraction of required executors to remove from Spark Serverless clusters. A scale-down factor of 1.0 will result in scaling down so that there are no more executors for the Spark Job.(more aggressive scaling). A scale-down factor closer to 0 will result in a smaller magnitude of scaling donw (less aggressive scaling).Bounds: 0.0, 1.0.",
           "format": "double",
@@ -6678,6 +6686,18 @@
       },
       "type": "object"
     },
+    "StartupConfig": {
+      "description": "Configuration to handle the startup of instances during cluster create and update process.",
+      "id": "StartupConfig",
+      "properties": {
+        "requiredRegistrationFraction": {
+          "description": "Optional. The config setting to enable cluster creation/ updation to be successful only after required_registration_fraction of instances are up and running. This configuration is applicable to only secondary workers for now. The cluster will fail if required_registration_fraction of instances are not available. This will include instance creation, agent registration, and service registration (if enabled).",
+          "format": "double",
+          "type": "number"
+        }
+      },
+      "type": "object"
+    },
     "StateHistory": {
       "description": "Historical state information.",
       "id": "StateHistory",