openldap: updated to 2.6.1

OpenLDAP 2.6.1 Release (2022/01/20)
Fixed libldap to init client socket port
Fixed libldap with referrals
Added slapd config keyword for logfile format
Fixed slapd to allow objectClass edits with no net change
Fixed slapd configtable population
Fixed slapd to only set loglevel in server mode
Fixed slapd logfile-rotate use of uninitialized variable
Fixed slapd passwd scheme handling with slapd.conf
Fixed slapd postread support for modrdn
Fixed slapd syncrepl recreation of deleted entries
Fixed slapd syncrepl replication with ODSEE
Fixed slapd syncrepl to properly replicate glue entries
Fixed slapd syncrepl to reject REFRESH for precise resync
Fixed slapd syncrepl to avoid busy loop during refresh
Fixed slapd syncrepl when X-ORDERED is specified
Fixed slapd syncrepl to better handle out of order delete ops
Fixed slapd syncrepl to correctly close connections when config is deleted
Fixed slapd-mdb to update indices correctly on replace ops
Fixed slapd-wt to set correct flags
Fixed slapo-accesslog to fix assertion due to deprecated code
Fixed slapo-accesslog to fix inconsistently normalized minCSN
Fixed slapo-accesslog delete handling of multi-valued config attrs
Fixed slapo-autogroup to maintain values in insertion order
Fixed slapo-constraint to maintain values in insertion order
Fixed slapo-dyngroup to maintain values in insertion order
Fixed slapo-dynlist compare operation for static groups
Fixed slapo-dynlist static group filter with multiple members
Fixed slapo-ppolicy when not built modularly
Fixed slapo-refint to maintain values in insertion order
Fixed slapo-retcode to honor requested insert position
Fixed slapo-sock cn=config support
Fixed slapo-syncprov memory leak
Fixed slapo-syncprov to generate a more accurate accesslog query
Fixed slapo-syncprov to allow empty DB to host persistent syncrepl connections
Fixed slapo-syncprov to consider all deletes for sycnInfo messages
Fixed slapo-translucent to warn on invalid config
Fixed slapo-unique to warn on invalid config
Fixed slapo-valsort to maintain values in insertion order
Build Environment
Fix test022 to preserve DELAY search output
Fix slapd-watcher to allow startup when servers are down
Contrib
Fixed slapo-lastbind to work with 2.6 lastbind-precision configuration
Documentation
Fixed slapd.conf(5)/slapd-config(5) documentation on lastbind-precision
Fixed slapo-accesslog(5) to clarify logoldattr usage

(adam)