Hopefully fix the broken tutorials

Author: aaruni96

.github/workflows/CI.yml

@@ -80,8 +80,7 @@ jobs:
       - run: mkdir -pv notebooks
       - name: Use default julia environment
         run: |
-          cat ~/.local/share/jupyter/kernels/julia-1.10/kernel.json | sed 's/^.*project=.*$//' > ~/.local/share/jupyter/kernels/julia-1.10/kernel.json.new
-          mv -v ~/.local/share/jupyter/kernels/julia-1.10/kernel.json.new  ~/.local/share/jupyter/kernels/julia-1.10/kernel.json
+          cat ~/.local/share/jupyter/kernels/julia-1.10/kernel.json | jq | sed 's/^.*project=.*$//' > ~/.local/share/jupyter/kernels/julia-1.10/kernel.json
       - run: python3 tester.py ${{ matrix.node }}
       - name: Upload new notebook
         uses: actions/upload-artifact@v4