cql3: Allow restriction::values() to return missing values
cql3: Allow restriction::values() to return missing values

Origin allows nulls here.

tempbottle/scylla,victorbriz/scylla,acbellini/scylla,scylladb/scylla,senseb/scylla,gwicke/scylla,kjniemi/scylla,shaunstanislaus/scylla,kjniemi/scylla,victorbriz/scylla,capturePointer/scylla,guiquanz/scylla,respu/scylla,dwdm/scylla,shaunstanislaus/scylla,justintung/scylla,wildinto/scylla,linearregression/scylla,eklitzke/scylla,shaunstanislaus/scylla,glommer/scylla,gwicke/scylla,bowlofstew/scylla,justintung/scylla,respu/scylla,scylladb/scylla,linearregression/scylla,aruanruan/scylla,stamhe/scylla,bowlofstew/scylla,kangkot/scylla,linearregression/scylla,eklitzke/scylla,justintung/scylla,dwdm/scylla,kangkot/scylla,tempbottle/scylla,guiquanz/scylla,tempbottle/scylla,avikivity/scylla,rluta/scylla,gwicke/scylla,wildinto/scylla,avikivity/scylla,raphaelsc/scylla,acbellini/scylla,aruanruan/scylla,duarten/scylla,senseb/scylla,stamhe/scylla,aruanruan/scylla,rentongzhang/scylla,senseb/scylla,duarten/scylla,bowlofstew/scylla,respu/scylla,capturePointer/scylla,rentongzhang/scylla,raphaelsc/scylla,dwdm/scylla,acbellini/scylla,stamhe/scylla,scylladb/scylla,guiquanz/scylla,asias/scylla,glommer/scylla,capturePointer/scylla,phonkee/scylla,asias/scylla,raphaelsc/scylla,rluta/scylla,victorbriz/scylla,kangkot/scylla,duarten/scylla,rluta/scylla,avikivity/scylla,asias/scylla,phonkee/scylla,phonkee/scylla,eklitzke/scylla,glommer/scylla,scylladb/scylla,rentongzhang/scylla,kjniemi/scylla,wildinto/scylla