Installed setuptools in CI workflow

- Python 3.12 no longer ships with this and GHA CI has updated to 3.12,
  which breaks our build scripts
- this should fix that until we can update node-gyp

Author: daniellockyer

.github/workflows/ci.yml

@@ -57,6 +57,10 @@ jobs:
         if: matrix.os == 'macos-m1'
         run: npm install -g yarn
 
+      - name: Add setuptools for Python 3.12 (temp)
+        if: matrix.os != 'macos-m1'
+        run: pip install setuptools
+
       - name: Add msbuild to PATH
         uses: microsoft/[email protected]
         if: contains(matrix.os, 'windows')