chore: use gapic-generator-python 0.56.2 (#1056)

* chore: update Java and Python dependencies

PiperOrigin-RevId: 408420890

Source-Link: googleapis/googleapis@2921f9f

Source-Link: googleapis/googleapis-gen@6598ca8
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiNjU5OGNhOGNiYmY1MjI2NzMzYTA5OWM0NTA2NTE4YTVhZjZmZjc0YyJ9

* 🦉 Updates from OwlBot

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

google/cloud/bigquery_v2/types/model.py

@@ -573,9 +573,11 @@ class FeatureValue(proto.Message):
                     numerical_value (google.protobuf.wrappers_pb2.DoubleValue):
                         The numerical feature value. This is the
                         centroid value for this feature.
+
                         This field is a member of `oneof`_ ``value``.
                     categorical_value (google.cloud.bigquery_v2.types.Model.ClusteringMetrics.Cluster.FeatureValue.CategoricalValue):
                         The categorical feature value.
+
                         This field is a member of `oneof`_ ``value``.
                 """
 
@@ -804,24 +806,30 @@ class EvaluationMetrics(proto.Message):
             regression_metrics (google.cloud.bigquery_v2.types.Model.RegressionMetrics):
                 Populated for regression models and explicit
                 feedback type matrix factorization models.
+
                 This field is a member of `oneof`_ ``metrics``.
             binary_classification_metrics (google.cloud.bigquery_v2.types.Model.BinaryClassificationMetrics):
                 Populated for binary
                 classification/classifier models.
+
                 This field is a member of `oneof`_ ``metrics``.
             multi_class_classification_metrics (google.cloud.bigquery_v2.types.Model.MultiClassClassificationMetrics):
                 Populated for multi-class
                 classification/classifier models.
+
                 This field is a member of `oneof`_ ``metrics``.
             clustering_metrics (google.cloud.bigquery_v2.types.Model.ClusteringMetrics):
                 Populated for clustering models.
+
                 This field is a member of `oneof`_ ``metrics``.
             ranking_metrics (google.cloud.bigquery_v2.types.Model.RankingMetrics):
                 Populated for implicit feedback type matrix
                 factorization models.
+
                 This field is a member of `oneof`_ ``metrics``.
             arima_forecasting_metrics (google.cloud.bigquery_v2.types.Model.ArimaForecastingMetrics):
                 Populated for ARIMA models.
+
                 This field is a member of `oneof`_ ``metrics``.
         """
 

google/cloud/bigquery_v2/types/standard_sql.py

@@ -49,10 +49,12 @@ class StandardSqlDataType(proto.Message):
             "INT64", "DATE", "ARRAY").
         array_element_type (google.cloud.bigquery_v2.types.StandardSqlDataType):
             The type of the array's elements, if type_kind = "ARRAY".
+
             This field is a member of `oneof`_ ``sub_type``.
         struct_type (google.cloud.bigquery_v2.types.StandardSqlStructType):
             The fields of this struct, in order, if type_kind =
             "STRUCT".
+
             This field is a member of `oneof`_ ``sub_type``.
     """