There's a merged pull request on the void-packages repository

R-cran-ggplot2: update to 3.3.2.
https://github.com/void-linux/void-packages/pull/23737

Description:
The latest version of R-cran-ggplot2 depends on the new package R-cran-isoband-0.2.2, all other new packages included are dependencies or sub-dependencies of R-cran-isoband-0.2.2. 

All packages built fine on x86_64.