Update antora-playbook.yml to LDAP

Update the antora-playbook.yml to refer to LDAP.

Author: rwinch

antora-playbook.yml

@@ -7,8 +7,8 @@ antora:
   - require: '@springio/antora-extensions/root-component-extension'
     root_component_name: 'ldap'
 site:
-  title: Spring Framework
-  url: https://docs.spring.io/spring-security/reference
+  title: Spring LDAP
+  url: https://docs.spring.io/spring-ldap/reference
   robots: allow
 git:
   ensure_git_suffix: false