Add response_timeout to the template

Change-Id: I480381ed98e402cf207c2b54b33310b421a932dc
Related-PROD: PROD-30429
diff --git a/telegraf/files/input/openstack.conf b/telegraf/files/input/openstack.conf
index 1109fa9..9c22830 100644
--- a/telegraf/files/input/openstack.conf
+++ b/telegraf/files/input/openstack.conf
@@ -7,6 +7,9 @@
 {%- if values.region is defined %}
   region = "{{ values.region }}"
 {%- endif %}
+{%- if values.response_timeout is defined %}
+  response_timeout = "{{ values.response_timeout }}"
+{%- endif %}
   monitor_agents = {{ values.monitor_agents|default("true")|lower }}
   cpu_ratio = {{ values.cpu_ratio|default(1.0) }}
 {%- include 'telegraf/files/input/_filters.conf' %}