SDL_mixer: ci: use windows-latest instead of deprecated windows-2019

From 4b99bab38b9400693aca50d1269c762ee6bc8305 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Sat, 12 Jul 2025 13:48:19 +0200
Subject: [PATCH] ci: use windows-latest instead of deprecated windows-2019

---
 .github/workflows/main.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 867f0831..522a1292 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         platform:
-        - { name: Windows (MSVC),       os: windows-2019, shell: sh,   cmake: '-DPerl_ROOT=C:/Strawberry/perl/bin/ -DSDLMIXER_VENDORED=ON -GNinja', msvc: 1, shared: 1, static: 0, artifact: 'SDL3_mixer-VC-x64' }
+        - { name: Windows (MSVC),       os: windows-latest, shell: sh,   cmake: '-DPerl_ROOT=C:/Strawberry/perl/bin/ -DSDLMIXER_VENDORED=ON -GNinja', msvc: 1, shared: 1, static: 0, artifact: 'SDL3_mixer-VC-x64' }
         - { name: Windows (mingw64),    os: windows-latest, shell: 'msys2 {0}', msystem: mingw64, msys-env: mingw-w64-x86_64, shared: 1, static: 0, artifact: 'SDL3_mixer-mingw64',
             cmake: '-DSDLMIXER_VENDORED=OFF -G "Ninja Multi-Config"' }
         - { name: Linux,                os: ubuntu-latest, shell: sh, cmake: '-DSDLMIXER_VENDORED=ON -GNinja', shared: 1, static: 0, artifact: 'SDL3_mixer-linux-x64' }