Use git tag when checking out for test upgrade (#4209)

.gitlab-ci.yml

@@ -90,9 +90,7 @@ before_script:
     - cd tests && make create-${CI_PLATFORM} -s ; cd -
 
     # 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 9051aa5296ef76fcff69a2e3827cef28752aa475
+    - test "${UPGRADE_TEST}" != "false" && git fetch --all && git checkout $(git describe --tags $(git rev-list --tags --max-count=1))
     # Checkout the CI vars file so it is available
     - test "${UPGRADE_TEST}" != "false" && git checkout "${CI_BUILD_REF}" tests/files/${CI_JOB_NAME}.yml
     # Workaround https://github.com/kubernetes-sigs/kubespray/issues/2021