Clean up trailing whitespace

frameworks/CMSIS/LPC1768/lib/Print.h

@@ -41,7 +41,7 @@ class Print {
   public:
     Print() : write_error(0) {}
     virtual ~Print() {}
-    
+
     int getWriteError() { return write_error; }
     void clearWriteError() { setWriteError(0); }