Graphviz install with apt-get

.gitlab-ci.yml

@@ -80,7 +80,7 @@ pages:
   stage: deploy
   script:
   - apt update
-  - apt-get install graphviz
+  - apt-get -y install graphviz
   - pip install -U sphinx m2r2 furo graphviz pyUML pydot gprof2dot
   - pip install -e .
   - mkdir public