Update power-bi-visual-get-started.md

[jkebeck]

changed "Azure Maps" to "Azure Maps Visual for Power BI" under regional availability since Azure Maps is available in 2 Azure Government regions.

[prmerger-automator]

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

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articles/azure-maps/power-bi-visual-get-started.md	✅Succeeded

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[ttorble]

@jkebeck - Did you intend to open this PR in the private repo? It looks like you have access to the private repo, and if so, you should use that for content updates. I'll leave this open in case @deniseatmicrosoft wants to review it here.

@deniseatmicrosoft

Can you review the proposed changes?

IMPORTANT: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

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