Clean trailing whitespace

Marlin/src/gcode/bedlevel/abl/G29.cpp

@@ -66,7 +66,7 @@
   #define G29_RETURN(b) return b;
 #else
   #define G29_RETURN(b) return;
-#endif 
+#endif
 
 /**
  * G29: Detailed Z probe, probes the bed at 3 or more points.
@@ -996,7 +996,7 @@ G29_TYPE GcodeSuite::G29() {
   #endif
 
   report_current_position();
-  
+
   G29_RETURN(isnan(measured_z));
 }
 

Marlin/src/gcode/feature/leds/M7219.cpp

@@ -29,7 +29,7 @@
 
 /**
  * M7219: Control the Max7219 LED matrix
- * 
+ *
  *  I         - Initialize (clear) the matrix
  *  F         - Fill the matrix (set all bits)
  *  P         - Dump the LEDs[] array values
@@ -38,7 +38,7 @@
  *  X<pos>    - X position of an LED to set or toggle
  *  Y<pos>    - Y position of an LED to set or toggle
  *  V<value>  - The potentially 32-bit value or on/off state to set
- *              (for example: a chain of 4 Max7219 devices can have 32 bit 
+ *              (for example: a chain of 4 Max7219 devices can have 32 bit
  *               rows or columns depending upon rotation)
  */
 void GcodeSuite::M7219() {

Marlin/src/gcode/gcode.cpp

@@ -134,7 +134,7 @@ void GcodeSuite::dwell(millis_t time) {
   #ifndef G29_MAX_RETRIES
     #define G29_MAX_RETRIES 0
   #endif
-   
+
   void GcodeSuite::G29_with_retry() {
     uint8_t retries = G29_MAX_RETRIES;
     while (G29()) { // G29 should return true for failed probes ONLY
@@ -144,7 +144,7 @@ void GcodeSuite::dwell(millis_t time) {
         #endif
         #ifdef G29_RECOVER_COMMANDS
           process_subcommands_now_P(PSTR(G29_RECOVER_COMMANDS));
-        #endif   
+        #endif
       }
       else {
         #ifdef G29_FAILURE_COMMANDS