Update dependency @gitlab/ui to v77.7.0

This MR contains the following updates:

Package	Type	Update	Change
@gitlab/ui	dependencies	minor	77.6.0 -> 77.7.0

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

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Release Notes

gitlab-org/gitlab-ui

v77.7.0

Compare Source

Features

• GlLink: adding deprecated export for upcoming breaking changes (4a633ce)

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