SDL_mixer: cmake+mpg123: fix FPU detection on Apple Silicon

From cc78718f6e87354fee8ffe4dc516a20f608c2d65 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Thu, 2 May 2024 01:18:25 +0200
Subject: [PATCH] cmake+mpg123: fix FPU detection on Apple Silicon

---
 external/mpg123 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/external/mpg123 b/external/mpg123
index 431c8d4e..5a092735 160000
--- a/external/mpg123
+++ b/external/mpg123
@@ -1 +1 @@
-Subproject commit 431c8d4ef50d7710b8447facc16528c521696ed6
+Subproject commit 5a09273541050480e84881426e84e619c629baa7