Fix ldap bind password secret usage

roles/installer/templates/config.yaml.j2

@@ -101,6 +101,11 @@ data:
     BROADCAST_WEBSOCKET_PORT = 8052
     BROADCAST_WEBSOCKET_PROTOCOL = 'http'
 
+    # Load LDAP BIND password from Kubernetes secret if define
+    {% if ldap_password_secret -%}
+    AUTH_LDAP_BIND_PASSWORD = "{{ ldap_bind_password }}"
+    {% endif %}
+
 {% for item in extra_settings | default([]) %}
     {{ item.setting }} = {{ item.value }}
 {% endfor %}