This should have been added in 4815af75bc0bc21e1e66b958fd4ee4e90c24ba10
when the variants were combined. The original non-USB variant got this
implicitly, and therefore was not in mpconfigvariant.h
Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
Board names need to be unique across ports, and GENERIC clashes with
the ESP8266 (which will be renamed to ESP8266_GENERIC).
This work was funded through GitHub Sponsors.
Signed-off-by: Jim Mussared <jim.mussared@gmail.com>