Clean up trailing whitespace

Marlin/src/sd/cardreader.cpp

@@ -180,7 +180,7 @@ void CardReader::ls(
 ) {
   lsAction = LS_SerialPrint;
   root.rewind();
-  lsDive("", root  
+  lsDive("", root
     #if NUM_SERIAL > 1
       , NULL, port
     #endif

Marlin/src/sd/cardreader.h

@@ -174,7 +174,7 @@ private:
   LsAction lsAction; //stored for recursion.
   uint16_t nrFiles; //counter for the files in the current directory and recycled as position counter for getting the nrFiles'th name in the directory.
   char* diveDirName;
-  void lsDive(const char *prepend, SdFile parent, const char * const match=NULL  
+  void lsDive(const char *prepend, SdFile parent, const char * const match=NULL
     #if NUM_SERIAL > 1
       , const int8_t port = -1
     #endif