(maint) Use more modern default hosts in acceptance script

Author: justinstoller

acceptance/scripts/generic/testrun.sh

@@ -39,7 +39,7 @@ do_init()
 set -x
 
 export GEM_SOURCE="https://artifactory.delivery.puppetlabs.net/artifactory/api/gems/rubygems/"
-export GENCONFIG_LAYOUT="${GENCONFIG_LAYOUT:-redhat8-64ma-debian11-64a}"
+export GENCONFIG_LAYOUT="${GENCONFIG_LAYOUT:-redhat9-64ma-debian12-64a}"
 export BEAKER_TESTSUITE="${BEAKER_TESTSUITE:-acceptance/suites/tests}"
 export BEAKER_PRESUITE="${BEAKER_PRESUITE:-acceptance/suites/pre_suite/foss}"
 export BEAKER_POSTSUITE="${BEAKER_POSTSUITE:-acceptance/suites/post_suite}"