Fixes #4920. Re-enter RunLoop when End is cancelled by IsRunningChanging#4921

YourRobotOverlord merged 4 commits intogui-cs:developgui-cs/Terminal.Gui:developfrom

YourRobotOverlord:fix/stop-requested-not-reset-on-cancelYourRobotOverlord/Terminal.Gui:fix/stop-requested-not-reset-on-cancelCopy head branch name to clipboard