Add 5V tolerant pin mark to STM32CubeMX pin configurator

[Tomasz Ozon]

Please consider adding 5V tolerant pin mark to STM32CubeMX pin configurator.

This would be very usable during pin configuration.

[STOne-32]

Dear @Tomasz Ozon ,

Thank You for the suggestion. It will be added in our List of Ideas/Requests for future evolution.

Regards,

STOne-32