Our documentation docs/alternator/new-apis.md claims that Alternator TTL
does not work with tablets, due to issue #16567. However, we fixed that
issue in commit de96c28625. So let's drop
the outdated statement that it doesn't work.
Signed-off-by: Nadav Har'El <nyh@scylladb.com>
Closes scylladb/scylladb#24427