Fix Windows build, the VPX library is no longer "vpxmt"

Author: jlaine

.github/workflows/build.yml

@@ -19,14 +19,13 @@ jobs:
             arch: x86_64
           - os: windows-latest
             arch: AMD64
+          - os: windows-latest
+            arch: x86
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v1
         with:
           python-version: 3.8
-      - name: Install yasm (windows)
-        if: matrix.os == 'windows-latest'
-        run: curl -L -o 'C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\Common7\Tools\yasm.exe' http://www.tortall.net/projects/yasm/releases/yasm-1.3.0-win64.exe
       - name: Build codecs
         env:
           CIBW_ARCHS: ${{ matrix.arch }}

setup.py

@@ -4,11 +4,9 @@
 if sys.platform == "win32":
     include_dirs = ["C:\\cibw\\vendor\\include"]
     library_dirs = ["C:\\cibw\\vendor\\lib"]
-    libraries = ["opus", "vpxmt"]
 else:
     include_dirs = ["/tmp/vendor/include"]
     library_dirs = ["/tmp/vendor/lib"]
-    libraries = ["opus", "vpx"]
 
 setuptools.setup(
     name="dummy",
@@ -19,7 +17,7 @@
             "dummy.binding",
             include_dirs=include_dirs,
             library_dirs=library_dirs,
-            libraries=libraries,
+            libraries=["opus", "vpx"],
             sources=["src/dummy/binding.c"],
         ),
     ],