Fix error: format '%u' expects argument of type 'unsigned int', but argument 5 has type 'uint32_t'

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>

Author: xiaoxiang781216

boot/nuttx/src/flash_map_backend/flash_map_backend.c

@@ -603,7 +603,7 @@ uint32_t flash_area_align(const struct flash_area *fa)
 
   const uint32_t minimum_write_length = 1;
 
-  BOOT_LOG_INF("ID:%" PRIu8 " align:%" PRIu8,
+  BOOT_LOG_INF("ID:%" PRIu8 " align:%" PRIu32,
                fa->fa_id, minimum_write_length);
 
   return minimum_write_length;