[bsp][lpc55sxx]update: add missing library (#7408)

bsp/lpc55sxx/lpc55s69_nxp_evk/applications/main.c

@@ -15,11 +15,14 @@
 #include <rtdevice.h>
 #include "drv_pin.h"
 
+#ifdef RT_USING_SDIO
+#include "dfs_fs.h"
+#endif
+
 /* defined the LED pin: GPIO1_IO4 */
 /* GPIO1_4 is Blue LED */
 #define LEDB_PIN      GET_PINS(1, 4)
 
-
 int main(void)
 {
 #if defined(__CC_ARM)