.gg_line_arg: Determine ggplot2 Line Width Argument Name by Version
Returns the correct argument name for line width in ggplot2,
depending on package version ("linewidth" for >= 3.4.0, else "size").
Description
Determine ggplot2 Line Width Argument Name by Version
Returns the correct argument name for line width in ggplot2,
depending on package version ("linewidth" for >= 3.4.0, else "size").