ANDROID: OWNERS - astrachan@ becomes adelva@

Exempt-From-Owner-Approval: same person just a username change
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: Ic0edba245ffef5fba73fae4f68cdf340c44a84a7
diff --git a/OWNERS b/OWNERS
index 2d2a193..067022c 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,6 +1,6 @@
+adelva@google.com
+ghackmann@google.com
+gregkh@google.com
 smuckle@google.com
 sspatil@google.com
-gregkh@google.com
-astrachan@google.com
-ghackmann@google.com
 tkjos@google.com