OWNERS: Remove Andrew from maintainers

I can't maintain this software going forward as I do not have access to
any platforms that require it.

Change-Id: I9d57edafebb292da944625171d6f3e5dcefb6eee
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
diff --git a/OWNERS b/OWNERS
index ec82307..372a8a4 100644
--- a/OWNERS
+++ b/OWNERS
@@ -32,7 +32,6 @@
 # data within them will be kept sorted.
 
 owners:
-- andrew@codeconstruct.com.au
 - anoo@us.ibm.com
 
 reviewers: