chore(main): release 4.2.3

[gavinbarron]

:giraffe: A new release is coming up!

4.2.3 (2024-06-13)

Bug Fixes

• a11y: add stackblitz button styling for high contrast theming (#3213) (cb7621a)
• a11y: correctly narrate tab status in storybook editor (#3220) (7932f55)
• add userPrincipalName as an option in findPeople query (#3206) (97fe1c0)
• correct storybook overview component links (#3223) (5a94bfa)
• mgt-planner task deletion on keyboard interaction (#3214) (0ef8dd7)
• update tabbing behavior on person when closing person-card (#3193) (6a93c6e)

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