Do not use static ldap

It seems to be broken upstream, and the static ldap was meant
for evolution-exchange anyway, thus use the dynamic linking to ldap,
same as evolution itself.

evolution-data-server.spec

@@ -1,5 +1,5 @@
 %define ldap_support 1
-%define static_ldap 1
+%define static_ldap 0
 %define krb5_support 1
 %define nntp_support 1
 %define largefile_support 1