[build] A trivial whitespace change to see if the roller is un-stuck

TEST=CQ

Change-Id: Ibc9eac13bfce4a037f9a9982ed9969f7930c40aa
diff --git a/README.md b/README.md
index 84529b4..711a46a 100644
--- a/README.md
+++ b/README.md
@@ -25,3 +25,4 @@
    - [Repository structure](docs/repository_structure.md)
  - [examples](examples) - examples of applications that use Peridot components
  - [public](public) - public FIDL APIs of Peridot components
+