Revert "Temporary set jobs with Vanilla 2.4 non-voting"

Test Vanilla 2.4 passes
https://sahara.mirantis.com/jenkins/job/gate-sahara-integration-vanilla-2.4/528/

This reverts commit 7e494ac6c032e858601a91c51965c1d0d090ba18.

Change-Id: I239daaa0fa317e57f1977b17ab78e8b4730ac71c