Adding install for linting and testing

.github/workflows/node-hub-ci-cd.yml

@@ -27,6 +27,7 @@ jobs:
         run: |
           curl -sSL https://install.python-poetry.org | python3 -
           echo "$HOME/.local/bin" >> $GITHUB_PATH
+          pip install black pylint pytest
 
       - name: Set up Rust
         uses: actions-rs/toolchain@v1