SmokeTest: Disable terse URI for simple ENOENT test

CouchbaseMock has issues with 404 URLs for some reason.

Change-Id: Ia058e3d409ea0e79935f4aaf093f2c4735a80234
Reviewed-on: http://review.couchbase.org/38844
Tested-by: Mark Nunberg <mnunberg@haskalah.org>
Reviewed-by: Brett Lawson <brett19@gmail.com>