Whitespace cleanup

Marlin/src/HAL/HAL_DUE/spi_pins.h

@@ -41,7 +41,7 @@
     #define SPI_CHAN         0
   #else
     #define SPI_PIN         87
-    #define SPI_CHAN         1  
+    #define SPI_CHAN         1
   #endif
   #define SCK_PIN           76
   #define MISO_PIN          74

Marlin/src/Marlin.cpp

@@ -872,11 +872,11 @@ void setup() {
   #endif
 
   setup_killpin();
-  
+
   #if HAS_DRIVER(TMC2208)
     tmc2208_serial_begin();
   #endif
-  
+
   setup_powerhold();
 
   #if HAS_STEPPER_RESET