Add Sphinx to Py deps

Author: cafeclimber

ci/ci-ubuntu-22.04-3.9/Dockerfile

@@ -58,6 +58,10 @@ RUN DEBIAN_FRONTEND=noninteractive \
          python3-opengl \
          python3-pyqt5 \
          python3-sphinx \
+         python3-sphinxcontrib-mermaid \
+         python3-sphinxcontrib-tikz \
+         python3-sphinx-tabs \
+         python3-breathe \
          python3-yaml \
          python3-zmq \
          python3-six \