Fix trailing whitespace

Marlin/src/HAL/HAL_ESP32/i2s.cpp

   periph_module_enable(PERIPH_I2S0_MODULE);
 
   /**
-   * Each i2s transfer will take 
+   * Each i2s transfer will take
    *   fpll = PLL_D2_CLK      -- clka_en = 0
-   * 
+   *
    *   fi2s = fpll / N + b/a  -- N = clkm_div_num
    *   fi2s = 160MHz / 2
    *   fi2s = 80MHz
-   *   
+   *
    *   fbclk = fi2s / M   -- M = tx_bck_div_num
    *   fbclk = 80MHz / 2
    *   fbclk = 40MHz
-   * 
+   *
    *   fwclk = fbclk / 32
-   * 
+   *
    *   for fwclk = 250kHz (4uS pulse time)
    *      N = 10
    *      M = 20

Marlin/src/gcode/control/M380_M381.cpp

  * M381: Disable all solenoids if EXT_SOLENOID
  *       Disable selected/active solenoid if MANUAL_SOLENOID_CONTROL
  */
-void GcodeSuite::M381() { 
+void GcodeSuite::M381() {
   #if ENABLED(MANUAL_SOLENOID_CONTROL)
     disable_solenoid(parser.intval('S', active_extruder));
   #else

Marlin/src/module/tool_change.cpp

         parkingslowspeed,          // M951 J
         parkinghighspeed ,         // M951 H
         parkingtraveldistance,     // M951 D
-        compensationmultiplier;  
+        compensationmultiplier;
 
   inline void magnetic_parking_extruder_tool_change(const uint8_t tmp_extruder) {
 
     // STEP 2
 
     current_position[X_AXIS] = grabpos + offsetcompensation;
-  
+
     #if ENABLED(DEBUG_LEVELING_FEATURE)
       if (DEBUGGING(LEVELING)) {
         SERIAL_ECHOPAIR("(2) Couple extruder ", int(tmp_extruder));
         DEBUG_POS(" to new extruder GrabPos", current_position);
       }
     #endif
-  
+
     planner.buffer_line(current_position, mpe_settings.slow_feedrate, tmp_extruder);
     planner.synchronize();
-  
+
     // Delay before moving tool, to allow magnetic coupling
     gcode.dwell(150);
-  
+
     // STEP 3
 
     current_position[X_AXIS] = mpe_settings.parking_xpos[tmp_extruder] + offsetcompensation;