Environment Information

• Package version(s): @fluentui/react@8.0.0-beta.41, @fluentui/react-button@1.0.0-beta.23
• Browser and OS versions: Latest Chromium Edge

Please provide a reproduction of the bug in a codepen:

https://codesandbox.io/s/align-buttons-middle-forked-tww0y?file=/src/App.tsx

Actual behavior:

Context menu is not showing when button clicked.

Expected behavior:

Context menu is shown.