Fix SD connection for some boards

Marlin/src/pins/stm32f4/pins_BLACK_STM32F407VE.h

 #define SDIO_CK_PIN                         PC12
 #define SDIO_CMD_PIN                        PD2
 
-#if !defined(SDCARD_CONNECTION) || SDCARD_CONNECTION == ONBOARD
+#if !defined(SDCARD_CONNECTION) || SD_CONNECTION_IS(ONBOARD)
   #define SDIO_SUPPORT                            // Use SDIO for onboard SD
 
   #ifndef SDIO_SUPPORT

Marlin/src/pins/stm32f4/pins_FLYF407ZG.h

 #define SDIO_CK_PIN                         PC12
 #define SDIO_CMD_PIN                        PD2
 
-#if !defined(SDCARD_CONNECTION) || SDCARD_CONNECTION == ONBOARD
+#if !defined(SDCARD_CONNECTION) || SD_CONNECTION_IS(ONBOARD)
   #define SDIO_SUPPORT                            // Use SDIO for onboard SD
 
   #ifndef SDIO_SUPPORT

Marlin/src/pins/stm32f4/pins_STEVAL_3DP001V1.h

   #define SDCARD_CONNECTION              ONBOARD
 #endif
 
-#if SDCARD_CONNECTION == ONBOARD
+#if SD_CONNECTION_IS(ONBOARD)
   #define SDIO_SUPPORT                            // Use SDIO for onboard SD
 
   #ifndef SDIO_SUPPORT