Material UI v5: remove Button's default color

Proprietary

Removes color="default" from Button. Ported from the MUI codemod v5.0.0/button-color-prop.

org.openrewrite.react.mui.v5.button-color-prop
mod run . --recipe=org.openrewrite.react.mui.v5.button-color-prop

Install it once from Recipe actions, then run it on every repository under the current directory. New to the Moderne CLI? Set it up.