add plotly and matplotlib dependencies to release container image (fixes plotly is missing from docker image #3098)

release.dockerfile

@@ -19,7 +19,7 @@ LABEL maintainer="Zauberzeug GmbH <info@zauberzeug.com>"
 
 RUN python -m pip install --upgrade pip
 
-RUN python -m pip install nicegui==$VERSION itsdangerous isort docutils requests
+RUN python -m pip install nicegui[plotly,matplotlib]==$VERSION itsdangerous isort docutils requests
 
 WORKDIR /app