Add restricted OWNERS for .hal/.aidl files.

Since new hardware interfaces may start containing .aidl interfaces.

Bug: 136027762
Test: N/A
Change-Id: Ie560aadb8882faa532778a5653a07868df2801b6
diff --git a/OWNERS b/OWNERS
index 5c34983..70e48e5 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,3 +1,6 @@
+per-file *.hal,*.aidl,OWNERS = set noparent
+per-file *.hal,*.aidl,OWNERS = elsk@google.com,malchev@google.com,smoreland@google.com
+
 elsk@google.com
 maco@google.com
 malchev@google.com