Sets OWNERS file for wm tests.

In order to ensure efficient change reviews in the tests
of window manager, set up an OWNERS file.

Bug: 214161352
Change-Id: I37a660ecc622e3f2564aa93ce74e35d3878c3134
diff --git a/services/tests/servicestests/src/com/android/server/wm/OWNERS b/services/tests/servicestests/src/com/android/server/wm/OWNERS
new file mode 100644
index 0000000..361760d
--- /dev/null
+++ b/services/tests/servicestests/src/com/android/server/wm/OWNERS
@@ -0,0 +1 @@
+include platform/frameworks/base:/services/core/java/com/android/server/wm/OWNERS