collectd: remove duplicate packages

The collectd-turbotstat is already installed for all arch.

This change removes the duplicates package name.

Change-Id: Iead82aad067353ddd822dfc15f54edfb313b7054

docker/collectd/Dockerfile.j2

@@ -30,8 +30,7 @@ LABEL maintainer="{{ maintainer }}" name="{{ image_name }}" build-date="{{ build
   {% if base_arch =='x86_64' %}
       {% set collectd_packages = collectd_packages + [
         'collectd-hugepages',
-        'collectd-rdt',
-        'collectd-turbostat'
+        'collectd-rdt'
       ] %}
 
   {% endif %}