Install setuptools on Windows to provide distutils

ref #466

Author: jklmnn

.github/workflows/main.yml

@@ -12,7 +12,7 @@ jobs:
        wget -q https://github.com/alire-project/GNAT-FSF-builds/releases/download/gnat-12.2.0-1/gnat-x86_64-linux-12.2.0-1.tar.gz
        tar xf gnat-x86_64-linux-12.2.0-1.tar.gz
        echo "${PWD}/gnat-x86_64-linux-12.2.0-1/bin" >> $GITHUB_PATH
-       
+
        wget -q https://github.com/alire-project/GNAT-FSF-builds/releases/download/gnat-12.2.0-1/gnat-arm-elf-linux64-12.2.0-1.tar.gz
        tar xf gnat-arm-elf-linux64-12.2.0-1.tar.gz
        echo "${PWD}/gnat-arm-elf-linux64-12.2.0-1/bin" >> $GITHUB_PATH
@@ -42,20 +42,21 @@ jobs:
         shell: msys2 {0}
     steps:
     - uses: actions/checkout@v3
-    
+
     - name: Install msys2
       uses: msys2/setup-msys2@v2
       with:
         install: >-
           base-devel
           wget
           mingw-w64-x86_64-python
-    
+          mingw-w64-x86_64-python-setuptools
+
     - run: |
        wget -q https://github.com/alire-project/GNAT-FSF-builds/releases/download/gnat-12.2.0-1/gnat-x86_64-windows64-12.2.0-1.tar.gz
        tar xf gnat-x86_64-windows64-12.2.0-1.tar.gz
        export PATH=${PWD}/gnat-x86_64-windows64-12.2.0-1/bin:$PATH
-       
+
        wget -q https://github.com/alire-project/GNAT-FSF-builds/releases/download/gnat-12.2.0-1/gnat-arm-elf-windows64-12.2.0-1.tar.gz
        tar xf gnat-arm-elf-windows64-12.2.0-1.tar.gz
        export PATH=${PWD}/gnat-arm-elf-windows64-12.2.0-1/bin:$PATH