File missing-includes.patch of Package libqt5-qtwebkit

--- a/Source/ThirdParty/ANGLE/src/common/mathutil.h	2020-03-04 11:16:37.000000000 -0600
+++ b/Source/ThirdParty/ANGLE/src/common/mathutil.h	2023-04-23 20:46:15.985061584 -0500
@@ -16,6 +16,7 @@
 #include <algorithm>
 #include <string.h>
 #include <stdlib.h>
+#include <cstdint>
 
 namespace gl
 {