openrc|systemd: adapt install paths of scripts to /usr merge

The Makefile was previously changed to install the scripts according to
the /usr merge. As the service files point to the scripts, the paths
need to be adapted there as well.

openrc/swclock-offset-boot.initd

@@ -13,7 +13,7 @@ depend()
 start()
 {
 	ebegin "Setting system time"
-	/sbin/swclock-offset-boot
+	/usr/bin/swclock-offset-boot
 	eend $?
 }
 

openrc/swclock-offset-shutdown.initd

@@ -19,7 +19,7 @@ depend()
 start()
 {
 	ebegin "Saving swclock-offset"
-	/sbin/swclock-offset-shutdown
+	/usr/bin/swclock-offset-shutdown
 	eend $?
 }
 

systemd/swclock-offset-boot.service

@@ -6,7 +6,7 @@ Before=systemd-fsck-root.service systemd-fsck@.service
 [Service]
 Type=oneshot
 TimeoutSec=0
-ExecStart=/usr/sbin/swclock-offset-boot
+ExecStart=/usr/bin/swclock-offset-boot
 
 [Install]
 WantedBy=sysinit.target

systemd/swclock-offset-shutdown.service

@@ -6,7 +6,7 @@ Before=shutdown.target
 [Service]
 Type=oneshot
 TimeoutSec=0
-ExecStart=/usr/sbin/swclock-offset-shutdown
+ExecStart=/usr/bin/swclock-offset-shutdown
 
 [Install]
 WantedBy=shutdown.target