remove highstate from startup_states. highstate on system start

setup/so-setup

@@ -792,7 +792,7 @@ if ! [[ -f $install_opt_file ]]; then
 			error "Failed to run so-elastic-fleet-setup"
 			fail_setup
 		fi
-		checkin_at_boot
+		mark_setup_complete
 		set_initial_firewall_access
         initialize_elasticsearch_indices "so-case so-casehistory so-assistant-session so-assistant-chat"
 		# run a final highstate before enabling scheduled highstates.