src/service: use install_args_free for RaucInstallArgs
src/service: use install_args_free for RaucInstallArgs

Also mark it as failed when needed.

Signed-off-by: Jan Luebbe <3a82f1ac4ad59607a20f180f1c67ac8ba31ad0d5@pengutronix.de>

rauc/rauc,rauc/rauc,rauc/rauc,ejoerns/rauc,jluebbe/rauc,ejoerns/rauc,jluebbe/rauc,ejoerns/rauc,jluebbe/rauc