[ml] Update MLClient docstring (Azure#31787)

* Update MLClient docstring to remove reference to non-existent method and v1

* Indent code-block to align with Sphinx syntax

Author: diondrapeck

sdk/ml/azure-ai-ml/azure/ai/ml/_ml_client.py

@@ -12,9 +12,6 @@
 from pathlib import Path
 from typing import Any, Optional, Tuple, TypeVar, Union
 
-from azure.core.credentials import TokenCredential
-from azure.core.polling import LROPoller
-
 from azure.ai.ml._azure_environments import (
     CloudArgumentKeys,
     _add_cloud_to_environments,
@@ -27,36 +24,15 @@
 from azure.ai.ml._restclient.v2020_09_01_dataplanepreview import (
     AzureMachineLearningWorkspaces as ServiceClient092020DataplanePreview,
 )
-
-from azure.ai.ml._restclient.v2022_02_01_preview import (
-    AzureMachineLearningWorkspaces as ServiceClient022022Preview,
-)
-from azure.ai.ml._restclient.v2022_05_01 import (
-    AzureMachineLearningWorkspaces as ServiceClient052022,
-)
-from azure.ai.ml._restclient.v2022_10_01 import (
-    AzureMachineLearningWorkspaces as ServiceClient102022,
-)
-from azure.ai.ml._restclient.v2022_10_01_preview import (
-    AzureMachineLearningWorkspaces as ServiceClient102022Preview,
-)
-from azure.ai.ml._restclient.v2023_02_01_preview import (
-    AzureMachineLearningWorkspaces as ServiceClient022023Preview,
-)
-from azure.ai.ml._restclient.v2023_04_01 import (
-    AzureMachineLearningWorkspaces as ServiceClient042023,
-)
-from azure.ai.ml._restclient.v2023_04_01_preview import (
-    AzureMachineLearningWorkspaces as ServiceClient042023Preview,
-)
-from azure.ai.ml._restclient.v2023_06_01_preview import (
-    AzureMachineLearningWorkspaces as ServiceClient062023Preview,
-)
-from azure.ai.ml._scope_dependent_operations import (
-    OperationConfig,
-    OperationsContainer,
-    OperationScope,
-)
+from azure.ai.ml._restclient.v2022_02_01_preview import AzureMachineLearningWorkspaces as ServiceClient022022Preview
+from azure.ai.ml._restclient.v2022_05_01 import AzureMachineLearningWorkspaces as ServiceClient052022
+from azure.ai.ml._restclient.v2022_10_01 import AzureMachineLearningWorkspaces as ServiceClient102022
+from azure.ai.ml._restclient.v2022_10_01_preview import AzureMachineLearningWorkspaces as ServiceClient102022Preview
+from azure.ai.ml._restclient.v2023_02_01_preview import AzureMachineLearningWorkspaces as ServiceClient022023Preview
+from azure.ai.ml._restclient.v2023_04_01 import AzureMachineLearningWorkspaces as ServiceClient042023
+from azure.ai.ml._restclient.v2023_04_01_preview import AzureMachineLearningWorkspaces as ServiceClient042023Preview
+from azure.ai.ml._restclient.v2023_06_01_preview import AzureMachineLearningWorkspaces as ServiceClient062023Preview
+from azure.ai.ml._scope_dependent_operations import OperationConfig, OperationsContainer, OperationScope
 from azure.ai.ml._telemetry.logging_handler import get_appinsights_log_handler
 from azure.ai.ml._user_agent import USER_AGENT
 from azure.ai.ml._utils._experimental import experimental
@@ -103,16 +79,14 @@
 )
 from azure.ai.ml.operations._code_operations import CodeOperations
 from azure.ai.ml.operations._feature_set_operations import FeatureSetOperations
-from azure.ai.ml.operations._feature_store_entity_operations import (
-    FeatureStoreEntityOperations,
-)
+from azure.ai.ml.operations._feature_store_entity_operations import FeatureStoreEntityOperations
 from azure.ai.ml.operations._feature_store_operations import FeatureStoreOperations
 from azure.ai.ml.operations._local_deployment_helper import _LocalDeploymentHelper
 from azure.ai.ml.operations._local_endpoint_helper import _LocalEndpointHelper
 from azure.ai.ml.operations._schedule_operations import ScheduleOperations
-from azure.ai.ml.operations._workspace_outbound_rule_operations import (
-    WorkspaceOutboundRuleOperations,
-)
+from azure.ai.ml.operations._workspace_outbound_rule_operations import WorkspaceOutboundRuleOperations
+from azure.core.credentials import TokenCredential
+from azure.core.polling import LROPoller
 
 module_logger = logging.getLogger(__name__)
 
@@ -563,9 +537,7 @@ def __init__(
         self._operation_container.add(AzureMLResourceType.SCHEDULE, self._schedules)
 
         try:
-            from azure.ai.ml.operations._virtual_cluster_operations import (
-                VirtualClusterOperations,
-            )
+            from azure.ai.ml.operations._virtual_cluster_operations import VirtualClusterOperations
 
             self._virtual_clusters = VirtualClusterOperations(
                 self._operation_scope,
@@ -625,9 +597,17 @@ def from_config(
         """Returns a client from an existing Azure Machine Learning Workspace using a file configuration.
 
         This method provides a simple way to reuse the same workspace across multiple Python notebooks or projects.
-        Users can save the workspace Azure Resource Manager (ARM) properties using the
-        [workspace.write_config](https://aka.ms/ml-workspace-class) method,
-        and use this method to load the same workspace in different Python notebooks or projects without
+        You can save a workspace's Azure Resource Manager (ARM) properties in a JSON configuration file using this
+        format:
+
+        .. code-block:: json
+            {
+                "subscription_id": "<subscription-id>",
+                "resource_group": "<resource-group>",
+                "workspace_name": "<workspace-name>"
+            }
+
+        Then, you can use this method to load the same workspace in different Python notebooks or projects without
         retyping the workspace ARM properties.
 
         :param credential: The credential object for the workspace.