[docs] Add alike v4 `default` button color in migration (#28881)
[docs] Add alike v4 `default` button color in migration (#28881)


oliviertassinari/material-ui,mui-org/material-ui,rscnt/material-ui,oliviertassinari/material-ui,mui-org/material-ui,rscnt/material-ui,oliviertassinari/material-ui,mui-org/material-ui,rscnt/material-ui