Add default code reviewers into OWNERS
am: 71c5d6b087

Change-Id: I2206df793592b034533ecb18c2b0a038f0986e31
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..7529cb9
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1 @@
+include platform/system/core:/janitors/OWNERS