* [centos6] update container for EOL Change: - Reference: https://lists.centos.org/pipermail/centos-devel/2020-December/056208.html - Bump centos6 container to 1.25.0 Test Plan: - ci_complete Signed-off-by: Rick Elrod <rick@elrod.me> * update EPEL 6 too which is now archived Signed-off-by: Rick Elrod <rick@elrod.me> * bump to 1.26.0 Signed-off-by: Rick Elrod <rick@elrod.me>