Cloud SDK 344.0.0 is now available

[google-cloud-sdk-announce]

Hi all,

Cloud SDK 344.0.0 is now available for download at:
https://developers.google.com/cloud/sdk/

Release notes can be found here:
https://cloud.google.com/sdk/docs/release-notes

 ## 344.0.0 (2021-06-08)

### Breaking Changes

*   **(AI)** Renamed `--drift-thresholds` flag in `gcloud beta ai model-monitoring-jobs create` and `gcloud beta ai model-monitoring-jobs update` to `--feature-thresholds`.


### App Engine

* Updated the Python SDK to version 1.9.93.

### Cloud Asset Inventory

* Added new content type `org-policy`, `access-policy`, `os-inventory` to `gcloud beta asset list`.

### Cloud Pub/Sub

* Added `gcloud beta pubsub lite-subscriptions subscribe` which allows the user to receive messages on a Pub/Sub Lite subscription.

### Compute Engine

* Added `--json-parsing` and `--log-level` flags to `gcloud compute security-policies update`.
* Promoted `--json-parsing` and `--log-level` flags to GA for `gcloud compute security-policies update`.

### Config Connector

* Updated Google Cloud Config Connector to version 1.51.2.
  See Config Connector Overview for more details https://cloud.google.com/config-connector/docs/overview.

### GKE Hub

* Promoted `gcloud container hub memberships get-credentials` to GA.

### Managed Active Directory

* Adding support for `gcloud active-directory peerings` for Multi Project
  Support release.


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 As always, please let us know of any issues or feedback you may have via our issue tracker: <https://issuetracker.google.com/issues/new?component=187143>. You can also ask for help on Stack Overflow, under the `gcloud` tag, or in the google-c...@googlegroups.com mailing list.