bump upgrade tests to v2.5.0 commit (#3087)

.gitlab-ci.yml

@@ -93,7 +93,7 @@ before_script:
     # Check out latest tag if testing upgrade
     # Uncomment when gitlab kubespray repo has tags
     #- test "${UPGRADE_TEST}" != "false" && git fetch --all && git checkout $(git describe --tags $(git rev-list --tags --max-count=1))
-    - test "${UPGRADE_TEST}" != "false" && git checkout f7d52564aad2ff8e337634951beb4a881c0e8aa6
+    - test "${UPGRADE_TEST}" != "false" && git checkout 02cd5418c22d51e40261775908d55bc562206023
     # Checkout the CI vars file so it is available
     - test "${UPGRADE_TEST}" != "false" && git checkout "${CI_BUILD_REF}" tests/files/${CI_JOB_NAME}.yml
     # Workaround https://github.com/kubernetes-incubator/kubespray/issues/2021