rootdir: add ccross to OWNERS.

Bug: N/A
Test: N/A
Change-Id: I285f66a69fa86e03cfc213abc2fe85e938f849df
diff --git a/rootdir/OWNERS b/rootdir/OWNERS
index 6029ae7..ca22eb8 100644
--- a/rootdir/OWNERS
+++ b/rootdir/OWNERS
@@ -1,3 +1,4 @@
+ccross@google.com
 jeffv@google.com
 jiyong@google.com
 smoreland@google.com