updated CI

.gitlab-ci.yml

@@ -15,7 +15,6 @@ build-ws:
     - apt-get install gcc
     - apt-get install make
     - apt-get install cmake
-    - apt-get install cmake-gui
     - apt-get install cmake-curses-gui
     - apt-get install libssl-dev
     - apt-get install doxygen graphviz