Log Message:
fonts/tex-plex: Import plex 4.0.1.

The package provides LaTEX, pdfLaTeX, XeLaTeX and LuaLaTeX support
for the IBM Plex families of fonts. Serif, Sans and Mono families
are available in eight weights: Regular, Light, ExtraLight, Thin,
Bold, Text, Medium and SemiBold (with corresponding italics).