db: cast size_t to int for db field lengths
db: cast size_t to int for db field lengths

Since we have hard limits to the length of our fields that is less
than the length of ints, we can safely make this cast.

Signed-off-by: William Douglas <07dd1d6cf12120bb0585d2eb50da402be35d56e5@intel.com>

sofar/buxton,sofar/buxton