MB-11836 Revert "MB-11616: warning message during samples loading"

This reverts commit f28ec02c3d18a7c246b881ba2dd719d36fedced0.

Change-Id: I06b1a7dda8c17841e662262cafe75f4d930377a8
Reviewed-on: http://review.couchbase.org/39983
Reviewed-by: Aliaksey Artamonau <aliaksiej.artamonau@gmail.com>
Tested-by: Aliaksey Artamonau <aliaksiej.artamonau@gmail.com>