R1:8dafabbb1d95

Restore test-sensitive whitespace to some test cases

Summary: This trailing whitespace is meaningful for these files. Also, exclude test data from linting.

Test Plan: Ran unit tests.

Reviewers: hach-que, joshuaspence

Reviewed By: joshuaspence

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D9462