[Bug target/102250] [11/12 Regression] python is not documented as a Prerequisite for building for riscv

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102250

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The requirement was introduced by r11-5700.