Fix Exclude Rubocop syntax to non-deprecated form

This was being reported as a warning from Rubocop.

Change-Id: I9acaaae6219a43ad391e10d88d30112aab5f0914
Reviewed-on: http://gerrit.causes.com/37948
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane@causes.com>