samba: update systemd service files

Update systemd service files of samba. There are no '@BASE_BINDIR@' and
'@SBINDIR@' in these service files, so drop the original replacement.
Command kill is installed to /bin/kill, then correct in the service files.

Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>

meta-networking/recipes-connectivity/samba/samba_4.1.12.bb

@@ -125,9 +125,7 @@ do_install_append() {
         for i in nmb smb winbind; do
             install -m 0644 packaging/systemd/$i.service ${D}${systemd_unitdir}/system
         done
-        sed -e 's,@BASE_BINDIR@,${base_bindir},g' \
-            -e 's,@SBINDIR@,${sbindir},g' \
-            -i ${D}${systemd_unitdir}/system/*.service
+        sed -i 's,\(ExecReload=\).*\(/kill\),\1${base_bindir}\2,' ${D}${systemd_unitdir}/system/*.service
 
 	install -d ${D}${sysconfdir}/tmpfiles.d
         install -m644 packaging/systemd/samba.conf.tmp ${D}${sysconfdir}/tmpfiles.d/samba.conf