Change the owners file to our actual serverless team.

OWNERS

@@ -1,20 +1,14 @@
-# The OWNERS file is used by prow to automatically merge approved PRs.
-
 approvers:
-- bbrowning
-- greghaynes
-- houshengbo
+- alanfx
 - jcrossley3
-- k4leung4
-- trshafer
-- evankanderson  # TOC member as backup
-- mattmoor       # TOC member as backup
-
+- markusthoemmes
+- mgencur
+- vdemeester
+- warrenvw
 reviewers:
-- bbrowning
-- greghaynes
-- houshengbo
+- alanfx
 - jcrossley3
-- k4leung4
-- trshafer
-- yu2003w
+- markusthoemmes
+- mgencur
+- vdemeester
+- warrenvw