Pretty print systemd services file

Fixes: #13337

I added newline only on options IE Begin with "-"

[NO NEW TESTS NEEDED]

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

docs/source/markdown/podman-generate-systemd.1.md

@@ -145,7 +145,12 @@ RequiresMountsFor=/var/run/container/storage
 Environment=PODMAN_SYSTEMD_UNIT=%n
 Restart=on-failure
 ExecStartPre=/bin/rm -f %t/%n-pid %t/%n-cid
-ExecStart=/usr/local/bin/podman run --conmon-pidfile %t/%n-pid --cidfile %t/%n-cid --cgroups=no-conmon -d -dit alpine
+ExecStart=/usr/local/bin/podman run
+	--conmon-pidfile %t/%n-pid
+	--cidfile %t/%n-cid
+	--cgroups=no-conmon
+	-d
+	-dit alpine
 ExecStop=/usr/local/bin/podman stop --ignore --cidfile %t/%n-cid -t 10
 ExecStopPost=/usr/local/bin/podman rm --ignore -f --cidfile %t/%n-cid
 PIDFile=%t/%n-pid