Fix missing include in colors.cpp

tretre91 · alandefreitas · commit 400981e1a115 · 2023-05-07T01:30:28.000-03:00
diff --git a/source/matplot/util/colors.cpp b/source/matplot/util/colors.cpp
@@ -4,6 +4,7 @@
 
 #include <algorithm>
 #include <cmath>
+#include <cstdint>
 #include <matplot/util/colors.h>
 #include <vector>
 #include <stdexcept>
