Added OWNERS file for wm package.

Why? Because I don't want to worry about things like ag/3760423

Test: N/A
Bug: 0
Change-Id: I230b7e8aead53395da5c58aa27ed547cf06fb327
diff --git a/services/core/java/com/android/server/wm/OWNERS b/services/core/java/com/android/server/wm/OWNERS
new file mode 100644
index 0000000..fff42c5
--- /dev/null
+++ b/services/core/java/com/android/server/wm/OWNERS
@@ -0,0 +1,7 @@
+ogunwale@google.com
+jjaggi@google.com
+racarr@google.com
+chaviw@google.com
+brycelee@google.com
+akulian@google.com
+roosa@google.com