Clarify AGIC add-on usage in AKS tutorial

[Vyshnavi-MSFT]

Updated tutorial to clarify the use of AGIC add-on with existing AKS and application gateway.

[Vyshnavi-MSFT]

@mbender-ms

[learn-build-service-prod]

Learn Build status updates of commit f3dcc03:

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[prmerger-automator]

@Vyshnavi-MSFT : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[Copilot]

Pull Request Overview

This PR adds a tip at the beginning of the tutorial to recommend considering Application Gateway for Containers as an alternative Kubernetes ingress solution, providing users with awareness of newer options before they proceed with the AGIC add-on tutorial.

Key Changes:

• Added a tip banner recommending Application Gateway for Containers as an alternative solution

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[v-dirichards]

@mbender-ms

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

[Vyshnavi-MSFT]

#sign-off

[prmerger-automator]

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