CI: use mingw32 for windows-i686

Author: CarterLi

.github/workflows/ci.yml

@@ -555,9 +555,9 @@ jobs:
       - name: setup-msys2
         uses: msys2/setup-msys2@v2
         with:
-          msystem: CLANG32
+          msystem: MINGW32
           update: true
-          install: git p7zip mingw-w64-clang-i686-cmake mingw-w64-clang-i686-clang mingw-w64-clang-i686-vulkan-loader mingw-w64-clang-i686-vulkan-headers mingw-w64-clang-i686-opencl-icd mingw-w64-clang-i686-opencl-headers
+          install: git p7zip mingw-w64-i686-cmake mingw-w64-i686-clang mingw-w64-i686-vulkan-loader mingw-w64-i686-vulkan-headers mingw-w64-i686-opencl-icd mingw-w64-i686-opencl-headers
 
       - name: print msys version
         run: uname -a
@@ -568,7 +568,7 @@ jobs:
           languages: c, cpp
 
       - name: configure project
-        run: env PKG_CONFIG_PATH=/clang32/lib/pkgconfig/:$PKG_CONFIG_PATH cmake -DSET_TWEAK=Off -DBUILD_TESTS=On .
+        run: env PKG_CONFIG_PATH=/mingw32/lib/pkgconfig/:$PKG_CONFIG_PATH cmake -DSET_TWEAK=Off -DBUILD_TESTS=On .
 
       - name: build project
         run: cmake --build . --verbose -j4
@@ -577,7 +577,7 @@ jobs:
         uses: github/codeql-action/analyze@v3
 
       - name: copy necessary dlls
-        run: cp /clang32/bin/{OpenCL,vulkan-1}.dll .
+        run: cp /mingw32/bin/{OpenCL,vulkan-1}.dll .
 
       - name: download amd_ags
         run: curl -LO https://github.com/GPUOpen-LibrariesAndSDKs/AGS_SDK/raw/master/ags_lib/lib/amd_ags_x86.dll