Ring files are binary formatted and should not be templated. Attempting
to template them causes an error such as the following:
Template source files must be utf-8 encoded
This change fixes the issue by implementing support for configuration
files that are listed as 'untemplated'.
Change-Id: I9c6b0d9d5e13e8b82ebb8e8a3a0f432efb865e28
Story: 2007297
Task: 38774