systemd: fix clipton.service autostart target

config/systemd/user/clipton.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=Daemon for Clipton (Clipboard Manager)
+After=graphical-session.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/clipton watcher
+Restart=on-failure
+RestartSec=2
+
+[Install]
+WantedBy=default.target