update unit tests to inlcude 3.5.0 build location

Change-Id: I0dce5b0d083a724772139da1bb4ab4ddd202fed1
Reviewed-on: http://review.couchbase.org/44404
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Venu Uppalapati <venumahesh@gmail.com>
Tested-by: Venu Uppalapati <venumahesh@gmail.com>