move Pylint CI task to the latest Ubuntu image

We should keep this task always on the latest Ubuntu in order to pick up the
most recent version of Pylint.

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2d55c890cce556352331796cc3b817e5937d6769..2ed28c55912156e9af2382ae5f50d437048bda57 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1057,10 +1057,10 @@ docker_push_ubuntu-21.04:
     - docker_build_ubuntu-21.04
 
 lint_pylint:
-  image: "$CI_REGISTRY_IMAGE/ubuntu-20.10:$CI_COMMIT_SHA"
+  image: "$CI_REGISTRY_IMAGE/ubuntu-21.04:$CI_COMMIT_SHA"
   stage: test
   needs:
-    - docker_build_ubuntu-20.10
+    - docker_build_ubuntu-21.04
   script:
     - logfile=`mktemp`
     - python3 -m pylint --rcfile=.pylintrc `find . -name '*.py' | xargs` --exit-zero |& tee $logfile