systemd: Move stanzas to a proper location

This one goes to [Unit], not [Service], otherwise systemd actively
complains about that.

Change-Id: I64c8de806d1d99b9d159317b7cd6225c8956fad4
diff --git a/board/czechlight/common/overlay/etc/systemd/system/sysrepod.service b/board/czechlight/common/overlay/etc/systemd/system/sysrepod.service
index d94a993..42ffd41 100644
--- a/board/czechlight/common/overlay/etc/systemd/system/sysrepod.service
+++ b/board/czechlight/common/overlay/etc/systemd/system/sysrepod.service
@@ -2,6 +2,7 @@
 Description=Sysrepo YANG configuration storage and management
 After=syslog.target network.target
 PartOf=netopeer2-server.service
+StartLimitIntervalSec=0
 
 [Service]
 Type=forking
@@ -13,7 +14,6 @@
 ProtectHome=yes
 SystemCallArchitectures=native
 Restart=always
-StartLimitIntervalSec=0
 
 [Install]
 WantedBy=multi-user.target