MB-6400: Fix make dist
MB-6400: Fix make dist

There were a few leftover file names in the Makefile that didn't
end up getting the src/ directory in their prefix and this was
causing make dist to fail.

Change-Id: Ib683f0ede97e1fa9f7d5060451de0d795c7c35ce
Reviewed-on: http://review.couchbase.org/20099
Reviewed-by: Farshid Ghods <d156f4d6e0bf45f921ca8075152c6b766c6853a7@couchbase.com>
Tested-by: Farshid Ghods <d156f4d6e0bf45f921ca8075152c6b766c6853a7@couchbase.com>

couchbase/ep-engine,couchbase/ep-engine,membase/ep-engine,teligent-ru/ep-engine,daverigby/kv_engine,jimwwalker/ep-engine,hisundar/ep-engine,membase/ep-engine,sriganes/ep-engine,owendCB/ep-engine,sriganes/ep-engine,membase/ep-engine,jimwwalker/ep-engine,abhinavdangeti/ep-engine,daverigby/ep-engine,owendCB/ep-engine,daverigby/ep-engine,jimwwalker/ep-engine,owendCB/ep-engine,hisundar/ep-engine,couchbase/ep-engine,jimwwalker/ep-engine,teligent-ru/ep-engine,hisundar/ep-engine,couchbase/ep-engine,hisundar/ep-engine,owendCB/ep-engine,teligent-ru/ep-engine,daverigby/kv_engine,daverigby/kv_engine,membase/ep-engine,abhinavdangeti/ep-engine,daverigby/ep-engine,teligent-ru/ep-engine,daverigby/kv_engine,abhinavdangeti/ep-engine,abhinavdangeti/ep-engine,daverigby/ep-engine,abhinavdangeti/ep-engine,sriganes/ep-engine,sriganes/ep-engine