Turn test_streamed_mutation_fragments_have_monotonic_positions
Turn test_streamed_mutation_fragments_have_monotonic_positions

into test_mutation_reader_fragments_have_monotonic_positions

Signed-off-by: Piotr Jastrzebski <2c0eb4a25a7cde333ff2d0860cb06051925fd74f@scylladb.com>

duarten/scylla,avikivity/scylla,duarten/scylla,avikivity/scylla,duarten/scylla,scylladb/scylla,scylladb/scylla,scylladb/scylla,scylladb/scylla,avikivity/scylla