feat: Exposing InstanceType in Instance configuration (to define PROV…

…ISIONED or FREE spanner instance)

feat: Exposing FreeInstanceMetadata in Instance configuration (to define the metadata related to FREE instance type)
feat: Exposing storage_limit_per_processing_unit in InstanceConfig
feat: Exposing QuorumType in InstanceConfig
feat: Exposing FreeInstanceAvailability in InstanceConfig
docs: A comment for method `ListInstanceConfigs` in service `InstanceAdmin` is changed
docs: A comment for method `CreateInstanceConfig` in service `InstanceAdmin` is changed
docs: A comment for method `UpdateInstanceConfig` in service `InstanceAdmin` is changed
docs: A comment for method `ListInstanceConfigOperations` in service `InstanceAdmin` is changed
docs: A comment for method `CreateInstance` in service `InstanceAdmin` is changed
docs: A comment for method `UpdateInstance` in service `InstanceAdmin` is changed
docs: A comment for method `CreateInstancePartition` in service `InstanceAdmin` is changed
docs: A comment for method `UpdateInstancePartition` in service `InstanceAdmin` is changed
docs: A comment for method `ListInstancePartitionOperations` in service `InstanceAdmin` is changed
docs: A comment for method `MoveInstance` in service `InstanceAdmin` is changed
docs: A comment for field `location` in message `.google.spanner.admin.instance.v1.ReplicaInfo` is changed
docs: A comment for enum value `GOOGLE_MANAGED` in enum `Type` is changed
docs: A comment for enum value `USER_MANAGED` in enum `Type` is changed
docs: A comment for field `replicas` in message `.google.spanner.admin.instance.v1.InstanceConfig` is changed
docs: A comment for field `optional_replicas` in message `.google.spanner.admin.instance.v1.InstanceConfig` is changed
docs: A comment for field `base_config` in message `.google.spanner.admin.instance.v1.InstanceConfig` is changed
docs: A comment for field `storage_utilization_percent` in message `.google.spanner.admin.instance.v1.AutoscalingConfig` is changed
docs: A comment for enum `DefaultBackupScheduleType` is changed
docs: A comment for enum value `NONE` in enum `DefaultBackupScheduleType` is changed
docs: A comment for enum value `AUTOMATIC` in enum `DefaultBackupScheduleType` is changed
docs: A comment for field `node_count` in message `.google.spanner.admin.instance.v1.Instance` is changed
docs: A comment for field `processing_units` in message `.google.spanner.admin.instance.v1.Instance` is changed
docs: A comment for field `default_backup_schedule_type` in message `.google.spanner.admin.instance.v1.Instance` is changed
docs: A comment for message `CreateInstanceConfigRequest` is changed
docs: A comment for field `instance_config` in message `.google.spanner.admin.instance.v1.CreateInstanceConfigRequest` is changed
docs: A comment for message `UpdateInstanceConfigRequest` is changed
docs: A comment for message `DeleteInstanceConfigRequest` is changed
docs: A comment for field `filter` in message `.google.spanner.admin.instance.v1.ListInstanceConfigOperationsRequest` is changed
docs: A comment for field `operations` in message `.google.spanner.admin.instance.v1.ListInstanceConfigOperationsResponse` is changed
docs: A comment for field `node_count` in message `.google.spanner.admin.instance.v1.InstancePartition` is changed
docs: A comment for field `processing_units` in message `.google.spanner.admin.instance.v1.InstancePartition` is changed
docs: A comment for field `referencing_backups` in message `.google.spanner.admin.instance.v1.InstancePartition` is changed
docs: A comment for field `parent` in message `.google.spanner.admin.instance.v1.ListInstancePartitionsRequest` is changed
docs: A comment for field `unreachable` in message `.google.spanner.admin.instance.v1.ListInstancePartitionsResponse` is changed
docs: A comment for field `filter` in message `.google.spanner.admin.instance.v1.ListInstancePartitionOperationsRequest` is changed
docs: A comment for field `instance_partition_deadline` in message `.google.spanner.admin.instance.v1.ListInstancePartitionOperationsRequest` is changed
docs: A comment for field `operations` in message `.google.spanner.admin.instance.v1.ListInstancePartitionOperationsResponse` is changed

PiperOrigin-RevId: 706945550

Source-Link: googleapis/googleapis@3db0452

Source-Link: googleapis/googleapis-gen@6c42be3
Copy-Tag: eyJwIjoiU3Bhbm5lci8uT3dsQm90LnlhbWwiLCJoIjoiNmM0MmJlM2JmNTQ2ZjEwZjA5Y2FkOThiM2Y1NmY3N2MyNzFmYzhlMiJ9