Unreleased changes

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Breaking changes

Enhancements

Added id prop to Layout and Heading for hash linking (#4307)
Added external prop to Navigation.Item component (#4310)

Bug fixes

Documentation

Development workflow

Dependency upgrades

Code quality

Modernized tests for Avatar, Backdrop, Badge, Banner components(#4306)
Modernized tests for Item, Panel, List, Tab, TabMeasurer (from Tabs components). (#4313)
Modernized tests for Tooltip, Toast components(#4314)
Modernized tests for AccountConnection, ActionList components(#4316)
Modernized tests for ActionMenu and its subcomponents (#4318)
Modernized tests for Loading-List-Item-Label components(#4321)
Modernized tests for PageActions, Page and its components (#4326)
Modernized tests for FormLayout and some components of ColorPicker (#4330)
Modernized tests for Breadcrumbs, BulkActions, Button, ButtonGroup/Item, and ButtonGroup components(#4315)

Deprecations