Update Configuration_adv.h

Author: houseofbugs

Firmware/Marlin/Configuration_adv.h

@@ -2578,11 +2578,7 @@
 
 // The number of linear moves that can be in the planner at once.
 // The value of BLOCK_BUFFER_SIZE must be a power of 2 (e.g., 8, 16, 32)
-#if BOTH(SDSUPPORT, DIRECT_STEPPING)
-  #define BLOCK_BUFFER_SIZE  8
-#elif ALL(SPACE_SAVER_2560, INPUT_SHAPING, CUSTOM_ESTEPS, NO_SDCARD)
-  #define BLOCK_BUFFER_SIZE 16
-#elif ALL(SPACE_SAVER_2560, INPUT_SHAPING, CUSTOM_ESTEPS)
+#if BOTH(SDSUPPORT, DIRECT_STEPPING) || ALL(SPACE_SAVER_2560, INPUT_SHAPING, CUSTOM_ESTEPS)
   #define BLOCK_BUFFER_SIZE  8
 #elif ENABLED(SPACE_SAVER_2560)
   #define BLOCK_BUFFER_SIZE 16