rabbit_vhosts: Don't reconcile vhosts if `rabbit` is stopped (backport #12799)#12800

dumbbell merged 2 commits intov4.0.xrabbitmq/rabbitmq-server:v4.0.xfrom

mergify/bp/v4.0.x/pr-12799rabbitmq/rabbitmq-server:mergify/bp/v4.0.x/pr-12799Copy head branch name to clipboard