stm32mp: activate the command stboard for stm32mp25 boards

Activate the command stboard for stm32mp25 STMicroelectronics boards,
add the default used OTP identifier and the associated board identifier:
- stm32mp25xx-ev1 = MB1936
- stm32mp25xx-dk = MB1605

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
3 files changed