Revert "Activate Khepri on CI"

This reverts commit 3a8afd4.

Author: acogoluegnes

ci/start-broker.sh

@@ -37,6 +37,5 @@ docker run -d --name rabbitmq \
 
 wait_for_message rabbitmq "completed with"
 
-docker exec rabbitmq rabbitmqctl enable_feature_flag --opt-in khepri_db
 docker exec rabbitmq rabbitmq-diagnostics erlang_version
 docker exec rabbitmq rabbitmqctl version

ci/start-cluster.sh

@@ -74,9 +74,6 @@ sleep 10
 
 docker exec hare rabbitmqctl --node hare@$(hostname) await_startup
 
-docker exec hare rabbitmqctl --node hare@$(hostname) enable_feature_flag --opt-in khepri_db
-docker exec rabbitmq rabbitmqctl --node rabbit@$(hostname) enable_feature_flag --opt-in khepri_db
-
 docker exec rabbitmq rabbitmq-diagnostics --node rabbit@$(hostname) erlang_version
 docker exec rabbitmq rabbitmqctl --node rabbit@$(hostname) version
 docker exec rabbitmq rabbitmqctl --node rabbit@$(hostname) status