Update windows-ci for outdated actions, remove mingw32

Always upload artifact, without MSVS steps

.github/workflows/windows-ci.yml

@@ -22,29 +22,27 @@ jobs:
         include: [
           { os: windows-2019, arch: x86_64, msystem: mingw64, debug: true, suffix: "-dbg" },
           { os: windows-2019, arch: x86_64, msystem: mingw64, debug: false, suffix: "" },
-          { os: windows-2019, arch: i686, msystem: mingw32, debug: true, suffix: "-dbg" },
-          { os: windows-2019, arch: i686, msystem: mingw32, debug: false, suffix: "" },
           { os: windows-2019, arch: msvc, msystem: mingw64, debug: false, suffix: "-md" },
           { os: windows-2022, arch: msvc, msystem: mingw64, debug: false, suffix: "-md" },
         ]
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: ${{ github.event.repository.name }}
       - name: Checkout coinbrew
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: coin-or/coinbrew
           path: coinbrew
       - name: Set up msvc
-        uses: ilammy/msvc-dev-cmd@v1
         if: ${{ matrix.arch == 'msvc' }}
+        uses: ilammy/msvc-dev-cmd@v1
       - name: Set correct host flag and install requirements
+        if: ${{ matrix.arch != 'msvc' }}
         run: |
           echo "host_flag=--host=${{ matrix.arch }}-w64-mingw32" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
           C:\msys64\usr\bin\pacman -S mingw-w64-${{ matrix.arch }}-lapack mingw-w64-${{ matrix.arch }}-winpthreads-git mingw-w64-${{ matrix.arch }}-readline mingw-w64-${{ matrix.arch }}-suitesparse mingw-w64-${{ matrix.arch }}-metis --noconfirm
-        if: ${{ matrix.arch != 'msvc' }}
       - name: Set up msys with ${{ matrix.msystem }}
         uses: msys2/setup-msys2@v2
         with:
@@ -71,7 +69,7 @@ jobs:
           cp ${{ github.event.repository.name }}/LICENSE dist/
         shell: msys2 {0}
       - name: Upload failed build directory
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: ${{ matrix.os}}-{{ matrix.arch }}-debug=${{ matrix.debug }}-failedbuild
@@ -88,10 +86,9 @@ jobs:
         shell: msys2 {0}
         if: ${{ matrix.arch != 'msvc' }}
       - name: Upload artifact
-        if: ${{ github.event_name == 'pull_request'}}
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
-          name: ${{ github.event.repository.name }}-${{ github.head_ref }}-${{ env.package_suffix }}
+          name: ${{ github.event.repository.name }}-${{ env.package_suffix }}
           path: dist
           if-no-files-found: error
       - name: Zip up dist contents for release