Fix T7037 on Windows

testsuite/tests/rts/T7037_main.c

+#include <stddef.h>
 #include <unistd.h>
 
 int main(int argc, char *argv[]) {
-    char *args[1] = {NULL};
+    const char *args[2] = {"T7037", NULL};
     execv("./T7037", args);
 }