nucleo_f767zi with soc cut-A (Device marking A) has some ethernet
restrictions.
Use of cut-Z is adviced.
fixes#26519
Signed-off-by: Alexandre Bourdiol <alexandre.bourdiol@st.com>
Added / Tested support for RNG on the STM32F767ZI nucleo board.
Updated the SoC defconfig to auto-enable the driver when
ENTROPY_GENERATOR is enabled, and updated the board README.
Signed-off-by: Bilal Wasim <bilalwasim676@gmail.com>
