Fix build with GCC 12's libstdc++ and Clang

qsimd.cpp:400:31: error: no member named 'size' in namespace 'std'

Pick-to: 6.2 6.3
Change-Id: I35544e2937c048e4a466fffd16e97e7a20d9da69
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

src/corelib/global/qsimd.cpp

@@ -44,6 +44,9 @@
 
 #include "qsimd_p.h"
 #include "qalgorithms.h"
+
+#include <array>            // for std::size
+
 #include <stdio.h>
 #include <string.h>