Update hardware/interfaces contexthub OWNERS

Test: None
Change-Id: I1b487dc0a5d5ae512c70c6f5f3c4b33889552562
diff --git a/contexthub/OWNERS b/contexthub/OWNERS
index d5cfc2e..ee25833 100644
--- a/contexthub/OWNERS
+++ b/contexthub/OWNERS
@@ -1,4 +1,3 @@
 # Bug component: 156070
 arthuri@google.com
 bduddie@google.com
-stange@google.com