Update documentation for dynamic bucket pruning
Update documentation for dynamic bucket pruning

erichwang/presto,losipiuk/presto,Praveen2112/presto,losipiuk/presto,11xor6/presto,electrum/presto,ebyhr/presto,ebyhr/presto,11xor6/presto,Praveen2112/presto,erichwang/presto,electrum/presto,ebyhr/presto,electrum/presto,erichwang/presto,dain/presto,electrum/presto,11xor6/presto,dain/presto,ebyhr/presto,Praveen2112/presto,Praveen2112/presto,Praveen2112/presto,dain/presto,dain/presto,dain/presto,smartnews/presto,11xor6/presto,losipiuk/presto,ebyhr/presto,smartnews/presto,smartnews/presto,electrum/presto,smartnews/presto,losipiuk/presto,11xor6/presto,smartnews/presto,losipiuk/presto,erichwang/presto,erichwang/presto