Update dependency @gitlab/duo-ui to ^16.3.0

This MR contains the following updates:

Package	Type	Update	Change
@gitlab/duo-ui	dependencies	minor	^16.2.0 -> ^16.3.0

MR created with the help of gitlab-org/frontend/renovate-gitlab-bot

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Release Notes

gitlab-org/duo-ui (@​gitlab/duo-ui)

v16.3.0

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Features

• chat: add ChatDivider component and export from library (274b25d)

16.2.2 (2026-09-07)

Bug Fixes

• chat: render user message errors and stop attribute fall-through (b6d3889)
• chat: stop workingDirectory falling through to the user bubble (76c6c66)

16.2.1 (2026-09-04)

Bug Fixes

• AlternativePager: fix tooltip placement and button wiggle (da9b88d)

v16.2.2

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Bug Fixes

• chat: render user message errors and stop attribute fall-through (b6d3889)
• chat: stop workingDirectory falling through to the user bubble (76c6c66)

v16.2.1

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Bug Fixes

• AlternativePager: fix tooltip placement and button wiggle (da9b88d)

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