Removed comment line

include/ArduinoJson/StaticJsonBuffer.hpp

@@ -21,7 +21,6 @@ class StaticJsonBuffer : public JsonBuffer {
 
   size_t capacity() const { return CAPACITY; }
   size_t size() const { return _size; }
-  // void clear() { _size = 0; }
 
  protected:
   virtual void* alloc(size_t size) {