build: add missing includes #17

Author: Acly

src/visp/arch/swin.cpp

@@ -2,6 +2,9 @@
 #include "util/string.h"
 #include "visp/nn.h"
 
+#include <cmath>
+#include <cstring>
+
 namespace visp {
 namespace swin {
 

src/visp/ml.cpp

@@ -4,6 +4,7 @@
 
 #include <algorithm>
 #include <array>
+#include <cstring>
 #include <thread>
 #include <vector>