Add team rules under build/make

Bug: 304529413

Change-Id: If22c562ebdea21f4c9c6c98c4cfb3acb2c64c628
diff --git a/teams/OWNERS b/teams/OWNERS
new file mode 100644
index 0000000..85e69f3
--- /dev/null
+++ b/teams/OWNERS
@@ -0,0 +1,3 @@
+dariofreni@google.com
+ronish@google.com
+caditya@google.com