Remove trailing whitespace

clang-format won't remove trailing whitespace if that's the only change.
Fix them all.

Change-Id: Ic6e14af43cdd11905d3b58430d49b9ec1484f812
Signed-off-by: Ed Tanous <ed@tanous.net>
diff --git a/tests/test-utils.cpp b/tests/test-utils.cpp
index c12e335..3837030 100644
--- a/tests/test-utils.cpp
+++ b/tests/test-utils.cpp
@@ -1,6 +1,6 @@
 /**
  * Defines utility functions for testing CPER-JSON IR output from the cper-parse library.
- * 
+ *
  * Author: Lawrence.Tang@arm.com
  **/