SDL_mixer: update vendored libgme. (14698)

From 14698f9f5b5e03559939d818d8fa0fd26cc81ff9 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Tue, 24 Oct 2023 11:40:10 +0300
Subject: [PATCH] update vendored libgme.

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

diff --git a/external/libgme b/external/libgme
index 74b31d68..57d80577 160000
--- a/external/libgme
+++ b/external/libgme
@@ -1 +1 @@
-Subproject commit 74b31d683a8fb0f800de4d04136ced1d3707a841
+Subproject commit 57d80577edb1b7d6ee11c403a8058b2091a87343