Update OWNERS files

- Remove folks no longer on the team/google
- Add bug components for better test failure bug filing

Test: None

Change-Id: I53b00218fe45f52d66c1a7a466b36f39fd1a0a87
diff --git a/concurrent/OWNERS b/concurrent/OWNERS
index 36f79b6..b8d37f5 100644
--- a/concurrent/OWNERS
+++ b/concurrent/OWNERS
@@ -1 +1,2 @@
+# Bug component: 610517
 [email protected]
\ No newline at end of file