tests/cql: add tests for blobAs*() and *AsBlob() functions
tests/cql: add tests for blobAs*() and *AsBlob() functions

Signed-off-by: Paweł Dziepak <e29bb3265626c60caf76d587cabdfcd8b379ef80@cloudius-systems.com>

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