Fix: Prevent dismiss on barrier tap for alert dialog

[durannumit]

Description

This PR addresses an issue where alert dialogs could be dismissed by tapping the barrier (the area outside the dialog). This behavior was unintended for alert dialogs, which typically require explicit user action to dismiss.

Before Dismiss on Barrier	After Dismiss on Barrier
dismiss-on-barrier-tap-before.mov	dismiss-on-barrier-tap-after.mov

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Breaking Change

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