Fix compile error on Linux platform and use c++ style header file(<cstddef> instead of <stddef.h>)

src/frame/video_frame.cpp

@@ -1,8 +1,7 @@
 #include "video_frame.h"
 
-#include <string.h>
-
-#include <string>
+#include <cstring>
+#include <utility>
 
 VideoFrame::VideoFrame() {}