update elasticsearch w/ ssl & xpack support

roles/elasticsearch/templates/pipeline-laravel.conf.j2

@@ -0,0 +1,26 @@
+# ansible_managed
+input {
+  beats {
+    port => 5046
+  }
+}
+
+filter {
+}
+
+output {
+  elasticsearch {
+    # Reach Elasticsearch over the shared docker network using its service name.
+    hosts => ["{{ 'https' if elk_tls_enabled else 'http' }}://{{ elk_elasticsearch_client_host }}:9200"]
+{% if elk_effective_security_enabled %}
+    user => "logstash_system"
+    password => "{{ elk_logstash_system_password }}"
+{% endif %}
+{% if elk_tls_enabled %}
+    ssl_enabled => true
+    # Public CA (Let's Encrypt) - trusted by Logstash's default JVM trust
+    # store already, no custom CA needs to be supplied here.
+{% endif %}
+    index => "laravel-logs-%{+YYYY.MM}"
+  }
+}