Prep for release

CHANGES

 OpenLDAP 2.4 Change Log
 
-OpenLDAP 2.4.46 Engineering
+OpenLDAP 2.4.46 Release (2018/03/22)
 	Fixed libldap connection delete callbacks when TLS fails to start (ITS#8717)
 	Fixed libldap to not reuse tls_session if TLS hostname check fails (ITS#7373)
 	Fixed libldap cross-compiling with OpenSSL 1.1 (ITS#8687)

build/version.var

@@ -15,9 +15,9 @@
 ol_package=OpenLDAP
 ol_major=2
 ol_minor=4
-ol_patch=X
-ol_api_inc=20445
+ol_patch=46
+ol_api_inc=20446
 ol_api_current=12
-ol_api_revision=8
+ol_api_revision=9
 ol_api_age=10
-ol_release_date="2017/06/01"
+ol_release_date="2018/03/22"