installed pyqt5 in non regression test

.gitlab-ci.yml

@@ -6,7 +6,7 @@ variables:
   PROJECT_NAME: "xrstools"
   LOCAL_REPO: "/dev/shm/gitlab_ci/xrstools"
   VENV_DIR: /dev/shm/gitlab_ci/xrstools/venv
-  USE_CLEAN_VENV: "false"
+  USE_CLEAN_VENV: "true"
 
 test:
   stage: test
@@ -22,13 +22,14 @@ test:
     - python3 -m venv $VENV_DIR
     - source $VENV_DIR/bin/activate
     - echo "Running $(python --version) from $(which python) on $(hostname) ($(arch))"
-
+ 
     - pip install  --upgrade  pip setuptools wheel
     - pip install --upgrade numpy silx
+    - pip install PyQt5  
     - pip install -r requirements.txt
+    - pip install .
 
   script:
-    - python -m pip install .
     - cd nonregressions
     - /usr/bin/xvfb-run --server-args="-screen 0 1024x768x24" -a python non_reg_testing_XRS.py
     - /usr/bin/xvfb-run --server-args="-screen 0 1024x768x24" -a python non_reg_testing_XRS_small.py