feat(st-crypto): add STM32 RNG driver

This driver manages the STM32 Random Number Generator
peripheral.

Change-Id: I4403ebb2dbdaa8df993a4413f1ef48eeba00427c
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Signed-off-by: Lionel Debieve <lionel.debieve@foss.st.com>
2 files changed