Add self as OWNER for wm

Test: N/A
Change-Id: I77d876b4fd006920f125dd406582ea23052b63de
diff --git a/services/core/java/com/android/server/wm/OWNERS b/services/core/java/com/android/server/wm/OWNERS
index 07f3bc6..0af9fe9 100644
--- a/services/core/java/com/android/server/wm/OWNERS
+++ b/services/core/java/com/android/server/wm/OWNERS
@@ -15,6 +15,7 @@
 lihongyu@google.com
 mariiasand@google.com
 rgl@google.com
+yunfanc@google.com
 
 per-file BackgroundActivityStartController.java = set noparent
 per-file BackgroundActivityStartController.java = brufino@google.com, ogunwale@google.com, louischang@google.com, lus@google.com, rickywai@google.com