Cyan: add servo overlay

BUG=None
TEST=`sudo servod --board=cyan`

Change-Id: I7732b59c43f00790e1a8ac29b922d57affd294fe
Reviewed-on: https://chromium-review.googlesource.com/270513
Commit-Queue: Bernie Thompson <bhthompson@chromium.org>
Tested-by: Bernie Thompson <bhthompson@chromium.org>
Reviewed-by: Todd Broch <tbroch@chromium.org>
diff --git a/servo/data/servo_cyan_overlay.xml b/servo/data/servo_cyan_overlay.xml
new file mode 100644
index 0000000..dcdb8e8
--- /dev/null
+++ b/servo/data/servo_cyan_overlay.xml
@@ -0,0 +1,5 @@
+<root>
+  <include>
+    <name>servo_strago_overlay.xml</name>
+  </include>
+</root>