[WIP] Aspire CLI ctrl+c error message

[Copilot]

• Understand the current implementation of DisplayCancellationMessage in InteractionService.cs
• Update the cancellation message from "Operation cancelled by user action." to "Stopping Aspire."
• Change the message color from yellow to teal
• Build and test the changes
• Verify changes work as expected

Fixes #9490.

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[maddymontaquila]

@copilot try again

[Copilot]

@copilot try again

I've updated the cancellation message to "Stopping Aspire." and changed the color from yellow to teal as requested. The changes have been built and verified. See commit 910e87e.

[maddymontaquila]

@mitchdenny thoughts on this very impactful change?

[mitchdenny]

@mitchdenny thoughts on this very impactful change?

Make sure you complete a threat model for this change :)