[Bsp][STM32f4xx-HAL]fix pin index
@@ -122,7 +122,7 @@ static const struct pin_index pins[] =
__STM32_PIN(9, B, 6),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
- __STM32_PIN(13, C, 14),
+ __STM32_PIN(12, C, 14),
__STM32_PIN(13, A, 13),
__STM32_PIN(14, B, 3),
__STM32_PIN(15, B, 7),
