witherspoon-pfault-analysis: Add sdeventplus DEPEND

This is needed for an upcoming change that makes
witherspoon-pfault-analysis depend on sdeventplus.

Change-Id: Ibe004610ae8b6153b1c3a661b86890cfe478a9dd
Signed-off-by: William A. Kennington III <wak@google.com>
1 file changed