tools: remove test-asan/ubsan workflows

They have been disabled for months without anyone looking into fixing the builds. PR-URL: #56823 Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>

Author: targos