Joy UI v5: rename the CSS variables

Proprietary

Renames the CSS variables of Joy UI to its new naming standard. Ported from the MUI codemod v5.0.0/rename-css-variables.

org.openrewrite.react.mui.v5.rename-css-variables
mod run . --recipe=org.openrewrite.react.mui.v5.rename-css-variables

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