fix typo in comment

nuttx-configs/px4fmu-v4/include/board.h

@@ -284,7 +284,7 @@ extern "C" {
  *
  * Description:
  *   All STM32 architectures must provide the following entry point.  This entry point
- *   is called early in the intitialization -- after all memory has been configured
+ *   is called early in the initialization -- after all memory has been configured
  *   and mapped but before any devices have been initialized.
  *
  ************************************************************************************/

src/drivers/boards/px4fmu-v4/px4fmu_init.c

@@ -182,7 +182,7 @@ fat_dma_free(FAR void *memory, size_t size)
  *
  * Description:
  *   All STM32 architectures must provide the following entry point.  This entry point
- *   is called early in the intitialization -- after all memory has been configured
+ *   is called early in the initialization -- after all memory has been configured
  *   and mapped but before any devices have been initialized.
  *
  ************************************************************************************/