[nit] remove local installation

Author: JulienPeloton

.github/workflows/run_test_ztf.yml

@@ -44,7 +44,6 @@ jobs:
     - name: Run test suites for ZTF
       run: |
         pip install onnxruntime==1.16.3
-        pip install asteroid_spinprops --no-deps
         rm -f /tmp/forest_*.onnx
         ./run_tests.sh -s ztf
         curl -s https://codecov.io/bash | bash