Prevent the busy cursor being shown after hob exits if quit is called
whilst the busy cursor is set.
(Bitbake rev: 7b977ff222d4a318efabd0ca5f37fa03b9acb996)
Signed-off-by: Joshua Lock <josh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>