ci/mingw: don't run test on 32-bit binary

Ubuntu 24.04 linux-azure kernel, used on GHA, is compiled with
CONFIG_COMPAT_32BIT_TIME=no. This prevents running any 32-bit binaries
through wine, so disable tests when doing i686 build. 32-bit builds are
still tested on Windows.

See: actions/runner-images#9977

.github/workflows/build.yml

@@ -32,10 +32,14 @@ jobs:
       CCACHE_BASEDIR: ${{ github.workspace }}
       CCACHE_DIR: ${{ github.workspace }}/.ccache
       CCACHE_MAXSIZE: 500M
+      WINE: ${{ matrix.wine }}
     strategy:
       fail-fast: false
       matrix:
-        target: [i686-w64-mingw32, x86_64-w64-mingw32]
+        include:
+          - target: i686-w64-mingw32
+          - target: x86_64-w64-mingw32
+            wine: wine
     steps:
       - uses: actions/checkout@v4
 
@@ -52,9 +56,8 @@ jobs:
 
       - name: Install dependencies
         run: |
-          sudo dpkg --add-architecture i386
           sudo apt-get update
-          sudo apt-get install -y ccache g++-mingw-w64 gcc-multilib nasm ninja-build pkg-config python3-pip wine wine32 wine64
+          sudo apt-get install -y ccache g++-mingw-w64 nasm ninja-build pkg-config wine wine64
           sudo python3 -m pip install meson
 
       - name: Build libraries
@@ -76,12 +79,14 @@ jobs:
           cat ./mingw_build/meson-logs/meson-log.txt
 
       - name: Functional test
+        if: ${{ matrix.wine }}
         run: |
           cd artifact && wine ./mpv.com -v --no-config
         env:
           WINEDEBUG: '+loaddll'
 
       - name: Run meson tests
+        if: ${{ matrix.wine }}
         id: tests
         run: |
           meson test -C mingw_build

ci/build-mingw64.sh

@@ -46,7 +46,7 @@ pkgconfig = 'pkg-config'
 pkg-config = 'pkg-config'
 windres = '${TARGET}-windres'
 dlltool = '${TARGET}-dlltool'
-exe_wrapper = 'wine'
+exe_wrapper = '${WINE}'
 [host_machine]
 system = 'windows'
 cpu_family = '${fam}'