Fix a Y2038 bug by replacing Int32x32To64 with regular multiplication

Int32x32To64 macro internally truncates the arguments to int32,
while time_t is 64-bit on most/all modern platforms.
Therefore, usage of this macro creates a Year 2038 bug.

localization.c

@@ -189,7 +189,7 @@ LocalizedTime(const time_t t, LPTSTR buf, size_t size)
     /* Convert Unix timestamp to Win32 SYSTEMTIME */
     FILETIME lft;
     SYSTEMTIME st;
-    LONGLONG tmp = Int32x32To64(t, 10000000) + 116444736000000000;
+    LONGLONG tmp = (t * 10000000LL) + 116444736000000000LL;
     FILETIME ft = { .dwLowDateTime = (DWORD) tmp, .dwHighDateTime = tmp >> 32};
     FileTimeToLocalFileTime(&ft, &lft);
     FileTimeToSystemTime(&lft, &st);