Fixes an exception in AMQP 0-9-1 exception (error) generator when input data includes non-ASCII characters (backport #12888)#12891

mergify[bot] wants to merge 1 commit intov4.0.xrabbitmq/rabbitmq-server:v4.0.xfrom

mergify/bp/v4.0.x/pr-12888rabbitmq/rabbitmq-server:mergify/bp/v4.0.x/pr-12888Copy head branch name to clipboard