debugging print output

Author: zacharyburnett

.github/workflows/tox.yml

@@ -154,6 +154,7 @@ jobs:
           --runs-on "${{ inputs.runs-on }}" --default-python "${{ inputs.default_python }}" \
           --timeout-minutes "${{ inputs.timeout-minutes }}"
         shell: sh
+      - run: echo ${{ steps.set-outputs.outputs.matrix }}
 
   tox:
     name: ${{ matrix.name }}