Remove the word Preview and Update API Version

[LeaKass]

Changes to the De-id documentation: removing the word Preview since we are now GA, from 3 pages and replacing the API version to the newest one.

[learn-build-service-prod]

Learn Build status updates of commit c2cc733:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/healthcare-apis/deidentification/quickstart-arm.md	✅Succeeded
articles/healthcare-apis/deidentification/quickstart-azure-cli.md	✅Succeeded
articles/healthcare-apis/deidentification/quickstart-powershell.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel

[ShannonLeavitt]

@LeaKass - Could you take a moment to agree to the CLA so we can move your PR forward?

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[LeaKass]

@ShannonLeavitt Hi Shannon, my Microsoft account is linked with Github,
are the steps you mentioned above still required/blocking this?

[v-dirichards]

@ShannonLeavitt Hi Shannon, my Microsoft account is linked with Github, are the steps you mentioned above still required/blocking this?

@LeaKass We still need you to sign the CLA before we can proceed.

[LeaKass]

@v-dirichards @ShannonLeavitt
@microsoft-github-policy-service agree company="Microsoft"

[prmerger-automator]

@LeaKass : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[LeaKass]

#sign-off

[prmerger-automator]

Invalid command: '#sign-off'. Only the assigned author of one or more file in this PR can sign off. @jovinson-ms

[prmerger-automator]

Invalid command: '#sign-off'. Only the assigned author of one or more file in this PR can sign off. @jovinson-ms

[jovinson-ms]

#sign-off