Allow the script to install, deploy and start the app without
waiting for the logs.
Change-Id: Id852d827f627b902a75d1ed8101892552bd4202d
Reviewed-by: Ville Voutilainen <ville.voutilainen@qt.io>
(cherry picked from commit df3f5d88d389ef204bf9e0f86238300b23803616)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>