Updated for external ldap configs

templates/silent-install.conf.j2

diff --git a/templates/silent-install.conf.j2 b/templates/silent-install.conf.j2
index ab83ddb..bcc56aa 100644
--- a/templates/silent-install.conf.j2
+++ b/templates/silent-install.conf.j2
@@ -4,7 +4,7 @@
 APIGEE_ADMINPW='{{ opdk_user_pass }}'
 LICENSE_FILE={{ opdk_license_target_file_path }}
 
-USE_LDAP_REMOTE_HOST={{ use_opdk_ldap_remote_host | default(n) }}
+USE_LDAP_REMOTE_HOST={{ use_opdk_ldap_remote_host | default('n') }}
 {% if (use_opdk_ldap_remote_host is defined and use_opdk_ldap_remote_host | trim == 'n') or use_opdk_ldap_remote_host is not defined %}
 LDAP_TYPE='{{ opdk_ldap_type }}'
 {% if opdk_ldap_type == '2' %}