SDL_mixer: release: mingw needs sources of dependencies

SDL Commits
1 
From 06060e69c8cc7b49759d7b0e3661d5779eabd4ea Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Wed, 21 Jan 2026 19:11:21 +0100
Subject: [PATCH] release: mingw needs sources of dependencies

[ci skip]
---
 .github/workflows/release.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c5dc4755..8a8cb0b6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -572,6 +572,9 @@ jobs:
           mkdir -p /tmp/tardir
           tar -C /tmp/tardir -v -x -f "${{ github.workspace }}/${{ needs.src.outputs.src-tar-gz }}"
           echo "path=/tmp/tardir/${{ needs.src.outputs.project }}-${{ needs.src.outputs.version }}" >>$GITHUB_OUTPUT
+      - name: 'Download external dependencies'
+        run: |
+          sh "${{ steps.tar.outputs.path }}/external/download.sh" --depth 1
       - name: 'Build MinGW binary archives'
         id: releaser
         env: