SDL_mixer: update vendored wavpack. (97871)

From 9787144c7b336bdbb7454e07e38365ad30dd6ae3 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Tue, 5 Dec 2023 10:56:10 +0300
Subject: [PATCH] update vendored wavpack.

---
 external/wavpack | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/external/wavpack b/external/wavpack
index b67d3eae..413bcf49 160000
--- a/external/wavpack
+++ b/external/wavpack
@@ -1 +1 @@
-Subproject commit b67d3eaef3e3d01cfce4526a6a120d203b4284b1
+Subproject commit 413bcf497a174657d4bd1f857c0ecd27dfb68317