tusb_verify: add riscv assert support
tusb_verify: add riscv assert support

This simply executes an "ebreak" instruction.

Signed-off-by: Sean Cross <d7e19930cc1f42c2d0781f4d9e6f1fe5891bf9cf@xobs.io>

hathach/tinyusb,hathach/tinyusb,hathach/tinyusb