fix: fix invalid keys in systemd service

Requisite does not impose ordering, so I've added After as well.

Author: darora

ansible/files/systemd-networkd/systemd-networkd-check-and-fix.service

@@ -1,11 +1,11 @@
 [Unit]
 Description=Check if systemd-networkd has broken NDisc routes and fix
+Requisite=systemd-networkd.service
+After=systemd-networkd.service
 
 [Service]
 Type=oneshot
 # This needs to be root for the service restart to work
 User=root
 Group=root
 ExecStart=/usr/local/bin/systemd-networkd-check-and-fix.sh
-
-Requisite=systemd-networkd.service