Remove unnecessary unbind in LDAP search+bind mode

When Who What
2023-07-09 06:57:31 Peter Eisentraut (petere) Closed in commitfest 2023-07 with status: Committed
2023-07-09 06:57:31 Peter Eisentraut (petere) Changed committer to petere
2023-07-03 09:53:21 Peter Eisentraut (petere) New status: Ready for Committer
2023-07-03 09:53:18 Peter Eisentraut (petere) Added petere as reviewer
2023-03-23 22:23:55 Anatoly Zaretsky (anatolyz) Changed authors to Anatoly Zaretsky (anatolyz)
2023-03-23 22:20:44 Anatoly Zaretsky (anatolyz) Attached mail thread CALbq6kmJ-1+58df4B51ctPfTOSyPbY8Qi2=ct8oR=i4TamkUoQ@mail.gmail.com
2023-03-23 22:20:44 Anatoly Zaretsky (anatolyz) Created patch record