Align pidfile example with default slapd.conf

doc/man/man5/slapd-config.5

@@ -1854,7 +1854,7 @@ Here is a short example of a configuration in LDIF suitable for use with
 dn: cn=config
 objectClass: olcGlobal
 cn: config
-olcPidFile: LOCALSTATEDIR/slapd.pid
+olcPidFile: LOCALSTATEDIR/run/slapd.pid
 olcAttributeOptions: x-hidden lang-
 
 dn: cn=schema,cn=config

doc/man/man5/slapd.conf.5

@@ -1741,7 +1741,7 @@ Here is a short example of a configuration file:
 .RS
 .nf
 include   SYSCONFDIR/schema/core.schema
-pidfile   LOCALSTATEDIR/slapd.pid
+pidfile   LOCALSTATEDIR/run/slapd.pid
 
 # Subtypes of "name" (e.g. "cn" and "ou") with the
 # option ";x-hidden" can be searched for/compared,