Update editions-cloud-app-security-gcc.md

[yzhurbinsky]

Sentinel supports MDA on all gov clouds.

[prmerger-automator[bot]]

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

[yzhurbinsky]

Sentinel supports MDA on all gov clouds.

sign-off

[prmerger-automator[bot]]

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

[yzhurbinsky]

Sentinel supports MDA on all gov clouds.

[learn-build-service-prod[bot]]

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[yzhurbinsky]

Sentinel supports MDA on all gov clouds.

sign-off

[prmerger-automator[bot]]

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

[yzhurbinsky]

Sentinel supports MDA on all gov clouds.