[CI] Run full test suite on Windows

.github/workflows/action.yml

@@ -133,6 +133,11 @@ jobs:
           sudo apt-get update
           sudo apt-get install -y libtool-bin libogg-dev doxygen libxml2-utils w3c-sgml-lib
 
+      - name: Install Windows dependencies
+        if: startsWith(matrix.os,'windows')
+        run: |
+          choco install busybox
+
       - name: Build with Autotools
         if: startsWith(matrix.build-system,'autotools')
         env: