v6.3.1

A big thanks to the 8 contributors who made this release possible.

@mui/[email protected]

• [Autocomplete] Revert: Fix options list rendering in freeSolo mode (#44858) @ZeeshanTamboli
• [Tooltip] Warn instead of error when trigger is disabled (#44846) @yash49
• [TableSortLabel] Add slots and slotProps (#44728) @sai6855
• [Select] Deprecate composed classes (#44925) @sai6855

Docs

• [material-ui][Accordion] Update Anatomy section in Accordion docs (#44849) @ZeeshanTamboli
• [material-ui][CardActionArea] Added demo in docs of cards for adding props to CardActionArea (#44789) @siddhantantil39
• [material-ui][Grid2] Add interactive demo for Grid v2 (#44820) @yash49
• [material-ui][Select] Update docs to reflect the omission of placeholder prop (#44856) @adityaparab
• [joy-ui] Fix Color mode button on Theme builder (#44864) @komkanit
• Fix 301 redirections @oliviertassinari

Core

• [examples] Update Next.js examples Next.js and React versions (#44852) @DiegoAndai
• [code-infra] Prevent wrong nested imports in Base UI (#44426) @oliviertassinari
• [docs-infra] Add vale coverage for App Router and Page Router (060c55c) @oliviertassinari
• Sync with other repos (1b9300f) @oliviertassinari
• Fix docs:build to work in docs folder too (6b923a4) @oliviertassinari
• Setup React 18 CI tests (#44868) @DiegoAndai
• Update test to use public API (#44875) @oliviertassinari

All contributors of this release in alphabetical order: @adityaparab, @DiegoAndai, @komkanit, @oliviertassinari, @sai6855, @siddhantantil39, @yash49, @ZeeshanTamboli