depot_tools: Kick the recipe roller.

TBR=agable@chromium.org
Bug: 828154
No-Presubmit: true
No-Try: true
Change-Id: I9e7d2a11716ae013a8fd774cfca450c1667df192
Reviewed-on: https://chromium-review.googlesource.com/990936
Commit-Queue: Benjamin Pastene <bpastene@chromium.org>
Reviewed-by: Benjamin Pastene <bpastene@chromium.org>

recipes/trigger_recipe_roller.txt

 No-op file. Edit this to kick recipes.
 
 This is a beginning of a story in this silly file.
-Once upon a time,
+Once upon a time, a budding web browser dev team needed a CI system.