Add default code reviewers into OWNERS

Bug: 33166666
Test: gerrit uploader
Change-Id: I86b0ae2c8923419ecc7f48ba55ffddba6333eedf
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..b532348
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1 @@
+include platform/external/noto-fonts:/OWNERS