Env wasn't needed at all

Dockerfile

@@ -49,9 +49,6 @@ COPY --chown=simstadt:simstadt pyproject.toml uv.lock README.md ./
 RUN uv sync --frozen --no-install-project
 
 RUN uv pip install simstadt
-# Lets `simstadt <template-name> <citygml>` work out of the box using the templates
-# bundled with the PyPI package, without requiring users to mount/supply their own.
-ENV SIMSTADT_TEMPLATE_PATH=/opt/venv/lib/python3.11/site-packages/simstadt/templates
 RUN simstadt --install
 
 COPY --chown=simstadt:simstadt tests ./tests