Add mady to Shell/OWNERS

Bug: none
Test: none
Change-Id: Ib552ee4a77002eeb089091084cc7d1a4c845e142
diff --git a/libs/WindowManager/Shell/OWNERS b/libs/WindowManager/Shell/OWNERS
index 4390004..36da7aa 100644
--- a/libs/WindowManager/Shell/OWNERS
+++ b/libs/WindowManager/Shell/OWNERS
@@ -1,4 +1,5 @@
 # sysui owners
 hwwang@google.com
 mrenouf@google.com
-winsonc@google.com
\ No newline at end of file
+winsonc@google.com
+madym@google.com