Fix flake in test case session_upgrade_v3_v5_qos1 (backport #13480)#13481

ansd merged 1 commit intov4.1.xrabbitmq/rabbitmq-server:v4.1.xfrom

mergify/bp/v4.1.x/pr-13480rabbitmq/rabbitmq-server:mergify/bp/v4.1.x/pr-13480Copy head branch name to clipboard