v9.0.0-alpha.2

A big thanks to the 4 contributors who made this release possible.

@mui/material@9.0.0-alpha.2

• Clean up duplicated CSS rules (#47838) @sai6855

@mui/system@9.0.0-alpha.2

• Refactor sortContainerQueries to define regex outside of sort function (#47817) @sai6855

Docs

• Move shared components to @mui/docs package (#47672) @Janpot
• Fix small typo in NumberField page (#47877) @arthur-plazanet

Core

• [code-infra] Reduce paths for attw checks (#47896) @brijeshb42
• [docs-infra] Run syncTeamMembers (#47900) @Janpot

All contributors of this release in alphabetical order: @arthur-plazanet, @brijeshb42, @Janpot, @sai6855