Fix missing <array> include

Grumbel · Grumbel · commit 920d40954c03 · 2023-03-12T23:01:42.000+01:00
diff --git a/extra/wstsoundfile-cat.cpp b/extra/wstsoundfile-cat.cpp
@@ -16,6 +16,7 @@
 **  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+#include <array>
 #include <iostream>
 
 #include <wstsound/sound_file.hpp>
