Cloud SDK 350.0.0 is now available

[google-cloud-sdk-announce]

Hi all,

Cloud SDK 350.0.0 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

 ## 350.0.0 (2021-07-27)

### Cloud SDK

* Fixed issue where the gcloud command-line tool would fail to tab complete
  flags specified after positional arguments.

### Cloud Build

* Added `--service-account` flag to `gcloud beta builds triggers create` command.

### Cloud Filestore

*   Added `connect-mode` param to `--network` flag of `gcloud filestore instances create` for alpha and beta.

### Cloud Services

* Promoted `gcloud services api-keys list` to GA.

### Compute Engine

* Modified `--source-ranges` and `--destination-ranges` for `gcloud compute
  firewall-rules create` and `gcloud compute firewall-rules update` to accept
  IPv6 address ranges in addition to IPv4 address ranges.
* Promoted rsa_encrypted_key in `gcloud compute disks snapshot` to GA.
* Promoted rsa_encrypted_key in `gcloud compute disks create` and
  `gcloud compute images create` to GA.
* Promoted `type` flag of `gcloud compute security-policies create` to beta.

### Firebase Test Lab

*   Added `--resign` flag to
    `gcloud beta firebase test android run`. This flag allows clients to
    specify if Robo should re-sign the app-under-test APK.

### Network Management

* Added `gkeMasterCluster` and `cloudSqlInstance` arguments for source and
  destination in `gcloud network-management connectivity-tests`. This allows
  the user to run tests using Google Managed Services (GKE and Cloud SQL)
  endpoint types as source or destination.

### Secret Manager

* Updated `--filter` flag to be passed to the backend in
    * `gcloud beta secrets list`
    * `gcloud secrets versions list`


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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.