ITS#9020 Reinstate olcAutomaticGroups and document its deprecation

contrib/slapd-modules/autogroup/autogroup.c

@@ -1709,7 +1709,7 @@ static ConfigTable agcfg[] = {
 
 static ConfigOCs agocs[] = {
 	{ "( OLcfgCtOc:2.1 "
-		"NAME 'olcAutoGroupConfig' "
+		"NAME ( 'olcAutoGroupConfig' 'olcAutomaticGroups' ) "
 		"DESC 'Automatic groups configuration' "
 		"SUP olcOverlayConfig "
 		"MAY ( "

contrib/slapd-modules/autogroup/slapo-autogroup.5

@@ -93,10 +93,15 @@ The autogroup overlay has been reworked with the 2.5 release to use
 a consistent namespace as with other overlays. As a side-effect the
 following cn=config parameters are deprecated and will be removed in
 a future release:
+.IP \[bu] 2
 .B olcAGattrSet
 is replaced with olcAutoGroupAttrSet
+.IP \[bu]
 .B olcAGmemberOfAd
 is replaced with olcAutoGroupMemberOfAd
+.IP \[bu]
+.B olcAutomaticGroups
+is replaced with olcAutoGroupConfig
 .SH ACKNOWLEDGEMENTS
 This module was originally written in 2007 by Michał
 Szulczyński.  Further enhancements were contributed by Howard