meta-systemd: systemd-systemctl-native: Also add support for WantedBy=*.service

Right now there was only WantedBy=*.target, which prevented some services from beeing installed,
  which prevent them from running at boot.

Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-systemd/recipes-core/systemd/systemd-systemctl-native/systemctl

@@ -81,7 +81,7 @@ for service in $services; do
 	wanted_by=$(grep WantedBy $ROOT/$service_file \
 		        | sed 's,WantedBy=,,g' \
 		        | tr ',' '\n' \
-		        | grep '\.target$')
+		        | grep '\(\.target$\)\|\(\.service$\)')
 
 	for r in $wanted_by; do
 		echo "WantedBy=$r found in $service"