Add component & team to OWNERS

Useful for Chrome binary size attribution

Change-Id: Ia08f1c1246a275f1b364df6d2269bfc4cb9f7d42
diff --git a/OWNERS b/OWNERS
index e2c8933..6054d1e 100644
--- a/OWNERS
+++ b/OWNERS
@@ -10,3 +10,6 @@
 oysteine@google.com
 eseckler@google.com
 nuskos@google.com
+
+# TEAM: tracing@chromium.org
+# COMPONENT: Speed>Tracing