Whitespace change to test infrastructure

TBR=santa

Change-Id: I3841ddfd3de67dfe7f18d4f0d36c68d8b83da651
Reviewed-on: https://chromium-review.googlesource.com/1042574Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52966}

tools/whitespace.txt

@@ -7,4 +7,4 @@ A Smi balks into a war and says:
 The doubles heard this and started to unbox.
 The Smi looked at them when a crazy v8-autoroll account showed up...
 The autoroller bought a round of Himbeerbrause. Suddenly...
-The bartender starts to shake the bottles..........................
+The bartender starts to shake the bottles...........................