tests: Increase bytes transfered in tx test
tests: Increase bytes transfered in tx test

From 10MiB to 100MiB, stress more.

leejir/seastar,victorbriz/scylla,shaunstanislaus/scylla,tempbottle/scylla,dreamsxin/seastar,stamhe/scylla,dreamsxin/seastar,guiquanz/scylla,kjniemi/seastar,bowlofstew/scylla,raphaelsc/scylla,capturePointer/scylla,kjniemi/seastar,acbellini/seastar,asias/scylla,avikivity/scylla,bowlofstew/scylla,justintung/scylla,joerg84/seastar,avikivity/seastar,eklitzke/scylla,joerg84/seastar,scylladb/scylla,duarten/scylla,dwdm/scylla,rentongzhang/scylla,aruanruan/scylla,kjniemi/scylla,flashbuckets/seastar,glommer/scylla,eklitzke/scylla,raphaelsc/seastar,rluta/scylla,shaunstanislaus/scylla,bowlofstew/seastar,acbellini/scylla,gwicke/scylla,scylladb/seastar,koolhazz/seastar,scylladb/scylla,anzihenry/seastar,guiquanz/scylla,kjniemi/scylla,jonathanleang/seastar,chunshengster/seastar,duarten/scylla,rluta/scylla,tempbottle/scylla,hongliangzhao/seastar,wildinto/seastar,dwdm/seastar,rentongzhang/scylla,acbellini/scylla,kangkot/scylla,leejir/seastar,leejir/seastar,slivne/seastar,koolhazz/seastar,stamhe/seastar,kangkot/scylla,joerg84/seastar,syuu1228/seastar,respu/scylla,scylladb/scylla,anzihenry/seastar,chunshengster/seastar,shaunstanislaus/scylla,capturePointer/scylla,capturePointer/scylla,linearregression/scylla,dreamsxin/seastar,kangkot/scylla,stamhe/seastar,mixja/seastar,bowlofstew/scylla,raphaelsc/seastar,duarten/scylla,jonathanleang/seastar,senseb/scylla,sjperkins/seastar,xtao/seastar,kjniemi/seastar,wildinto/seastar,slivne/seastar,avikivity/seastar,asias/scylla,acbellini/seastar,scylladb/scylla-seastar,dwdm/scylla,ducthangho/imdb,dwdm/seastar,asias/scylla,bzero/seastar,norcimo5/seastar,cloudius-systems/seastar,justintung/scylla,raphaelsc/scylla,aruanruan/scylla,guiquanz/scylla,stamhe/seastar,victorbriz/scylla,raphaelsc/scylla,phonkee/scylla,victorbriz/scylla,eklitzke/scylla,ducthangho/imdb,syuu1228/seastar,hongliangzhao/seastar,avikivity/seastar,senseb/scylla,wildinto/seastar,acbellini/scylla,flashbuckets/seastar,avikivity/scylla,scylladb/scylla,cloudius-systems/seastar,aruanruan/scylla,phonkee/scylla,koolhazz/seastar,rluta/scylla,printedheart/seastar,gwicke/scylla,glommer/scylla,linearregression/scylla,shyamalschandra/seastar,bzero/seastar,bowlofstew/seastar,jonathanleang/seastar,xtao/seastar,acbellini/seastar,linearregression/seastar,norcimo5/seastar,hongliangzhao/seastar,anzihenry/seastar,norcimo5/seastar,senseb/scylla,linearregression/seastar,linearregression/seastar,bzero/seastar,syuu1228/seastar,dwdm/seastar,raphaelsc/seastar,tempbottle/seastar,justintung/scylla,tempbottle/seastar,sjperkins/seastar,glommer/scylla,linearregression/scylla,slivne/seastar,scylladb/scylla-seastar,flashbuckets/seastar,sjperkins/seastar,stamhe/scylla,tempbottle/scylla,wildinto/scylla,shyamalschandra/seastar,gwicke/scylla,tempbottle/seastar,dwdm/scylla,scylladb/seastar,mixja/seastar,cloudius-systems/seastar,respu/scylla,shyamalschandra/seastar,wildinto/scylla,scylladb/seastar,chunshengster/seastar,ducthangho/imdb,scylladb/scylla-seastar,avikivity/scylla,rentongzhang/scylla,kjniemi/scylla,stamhe/scylla,respu/scylla,phonkee/scylla,mixja/seastar,printedheart/seastar,wildinto/scylla,xtao/seastar,bowlofstew/seastar,printedheart/seastar