MB-7973:  cbanalyze-core is in bin, not bin/tools

Change-Id: I3bab5a45ee48b2beb288450d0a0571837090604e
Reviewed-on: http://review.couchbase.org/25857
Reviewed-by: Philip Labee <philip@couchbase.com>
Tested-by: Philip Labee <philip@couchbase.com>