fix: readthedocs install command

Author: dittos

.readthedocs.yaml

@@ -17,8 +17,7 @@ build:
       create_environment:
          - uv venv "${READTHEDOCS_VIRTUALENV_PATH}"
       install:
-         - cd py
-         - UV_PROJECT_ENVIRONMENT="${READTHEDOCS_VIRTUALENV_PATH}" uv sync --frozen --group docs
+         - cd py && UV_PROJECT_ENVIRONMENT="${READTHEDOCS_VIRTUALENV_PATH}" uv sync --frozen --group docs
 
 # Build documentation with Mkdocs
 mkdocs: