run mkdocs in poetry venv (#34)

Author: thomasjagla

.github/workflows/Tag.yaml

@@ -96,4 +96,5 @@ jobs:
           path: .cache
           restore-keys: |
             mkdocs-material-
-      - run: mkdocs gh-deploy --force
+      - name: Deploy docs
+        run: poetry run mkdocs gh-deploy --force