chore(ci): Show git annex version

Author: effigies

.github/workflows/python_tests.yml

@@ -61,6 +61,11 @@ jobs:
           args: install git-annex --yes --ignore-checksums
         continue-on-error: true  # This can fail for stupid reasons ¯\_(ツ)_/¯
 
+      - name: Show software versions
+        run: |
+          python -c "import sys; print(sys.version)"
+          git annex version
+
       - name: Install tox
         run: |
           python -m pip install --upgrade pip