SDL_mixer: CMakeLists: Use correct name for Tremor library.

SDL Commits
1 
From 37131b172f8ed63a54ef53e32824c40b02cd2fcb Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Thu, 24 Jul 2025 14:35:01 -0400
Subject: [PATCH] CMakeLists: Use correct name for Tremor library.

Fixes #702.

(cherry picked from commit 51b73d00d7073aa4e8a61ba9bfbe18a8c68ac7d7)
---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5c6f6ccb..c1ba4cd2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -529,7 +529,7 @@ if(SDLMIXER_VORBIS_TREMOR)
         find_package(tremor ${required})
         if(tremor_FOUND)
             if(NOT SDLMIXER_VORBIS_TREMOR_SHARED)
-                list(APPEND PC_REQUIRES tremor)
+                list(APPEND PC_REQUIRES vorbisidec)
             endif()
             set(SDLMIXER_VORBIS_TREMOR_ENABLED TRUE)
         else()