Update owners for hardware/interfaces.

evs and vehicle owners are already good, so did not touch.

Test: echo 'in TH we trust!'
Bug: yes, it bugs me

Change-Id: I6168956f7e21488f5fa6c4f0019c0885d074ba0e
diff --git a/automotive/audiocontrol/OWNERS b/automotive/audiocontrol/OWNERS
new file mode 100644
index 0000000..f55eff3
--- /dev/null
+++ b/automotive/audiocontrol/OWNERS
@@ -0,0 +1 @@
+oscarazu@google.com