data_output: specialize serialized_size for bool to ensure sync with write
data_output: specialize serialized_size for bool to ensure sync with write

duarten/scylla,raphaelsc/scylla,avikivity/scylla,avikivity/scylla,duarten/scylla,raphaelsc/scylla,avikivity/scylla,kjniemi/scylla,duarten/scylla,scylladb/scylla,scylladb/scylla,kjniemi/scylla,kjniemi/scylla,raphaelsc/scylla,scylladb/scylla,scylladb/scylla