Prune owners.json
Prune owners.json

Remove non-mesosphere accounts from owners.
mesosphere-mergebot/dcos,mesosphere-mergebot/dcos,dcos/dcos,GoelDeepak/dcos,dcos/dcos,kensipe/dcos,GoelDeepak/dcos,mesosphere-mergebot/dcos,mesosphere-mergebot/dcos,mesosphere-mergebot/mergebot-test-dcos,kensipe/dcos,surdy/dcos,surdy/dcos,GoelDeepak/dcos,dcos/dcos,surdy/dcos,mesosphere-mergebot/mergebot-test-dcos,surdy/dcos,kensipe/dcos,dcos/dcos,mesosphere-mergebot/mergebot-test-dcos,GoelDeepak/dcos,kensipe/dcos,mesosphere-mergebot/mergebot-test-dcos,dcos/dcos