Replace some tabs with spaces

Marlin/example_configurations/SCARA/Configuration.h

 #define SCARA_offset_y -56 //mm
 #define SCARA_RAD2DEG 57.2957795  // to convert RAD to degrees
 
-#define THETA_HOMING_OFFSET 0	//calculatated from Calibration Guide and command M360 / M114 see picture in http://reprap.harleystudio.co.za/?page_id=1073
-#define PSI_HOMING_OFFSET 0  // calculatated from Calibration Guide and command M364 / M114 see picture in http://reprap.harleystudio.co.za/?page_id=1073
+#define THETA_HOMING_OFFSET 0  //calculatated from Calibration Guide and command M360 / M114 see picture in http://reprap.harleystudio.co.za/?page_id=1073
+#define PSI_HOMING_OFFSET   0  //calculatated from Calibration Guide and command M364 / M114 see picture in http://reprap.harleystudio.co.za/?page_id=1073
 
 //some helper variables to make kinematics faster
 #define L1_2 sq(Linkage_1) // do not change

Marlin/pins_PRINTRBOARD_REVF.h

 // uncomment to enable an I2C based DAC like on the Printrboard REVF
 #define DAC_STEPPER_CURRENT
 // Number of channels available for DAC, For Printrboar REVF there are 4
-#define DAC_STEPPER_ORDER 	{3,2,1,0}
+#define DAC_STEPPER_ORDER {3,2,1,0}
 
-#define DAC_STEPPER_SENSE 0.11
-#define DAC_STEPPER_ADDRESS	0
-#define DAC_STEPPER_MAX 	3520
-#define DAC_STEPPER_VREF 	1 //internal Vref, gain 1x = 2.048V
-#define DAC_STEPPER_GAIN	0
+#define DAC_STEPPER_SENSE    0.11
+#define DAC_STEPPER_ADDRESS  0
+#define DAC_STEPPER_MAX   3520
+#define DAC_STEPPER_VREF     1 //internal Vref, gain 1x = 2.048V
+#define DAC_STEPPER_GAIN     0
 
 #if DISABLED(SDSUPPORT)
   // these pins are defined in the SD library if building with SD support