Improve USB Media Host conditions (#20176)

Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>

Marlin/src/HAL/STM32F1/msc_sd.cpp

@@ -13,7 +13,7 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  *
  */
-#if defined(__STM32F1__) && defined(USE_USB_COMPOSITE)
+#if defined(__STM32F1__) && HAS_SD_HOST_DRIVE
 
 #include "msc_sd.h"
 #include "SPI.h"
@@ -77,4 +77,4 @@ void MSC_SD_init() {
   #endif
 }
 
-#endif // __STM32F1__ && USE_USB_COMPOSITE
+#endif // __STM32F1__ && HAS_SD_HOST_DRIVE