Account for the move of other-requirements.txt to bindep.txt

The default filename for documenting binary dependencies has been
changed from "other-requirements.txt" to "bindep.txt" with the release
of bindep 2.1.0. While the previous name is still supported, it will
be deprecated.

For more information about bindep, see also:
http://docs.openstack.org/infra/manual/drivers.html#package-requirements
http://docs.openstack.org/infra/bindep/

As well as this announcement:
http://lists.openstack.org/pipermail/openstack-dev/2016-August/101590.html

Change-Id: Ibca1f6e053ca0b235d5b44e34cf7b0c7087d0801
Signed-off-by: Kevin Carter <kevin.carter@rackspace.com>

lookup/py_pkgs.py

@@ -550,6 +550,8 @@ class DependencyFileProcessor(object):
             for file_name in return_list:
                 if file_name.endswith('other-requirements.txt'):
                     continue
+                if file_name.endswith('bindep.txt'):
+                    continue
                 if 'roles' in file_name:
                     _role_name = file_name.split('roles%s' % os.sep)[-1]
                     role_name = _role_name.split(os.sep)[0]