future: future_state_base: any: take_exception: noexcept
future: future_state_base: any: take_exception: noexcept

std::exception_ptr is staticly assert to be
is_nothrow_copy_constructible and is_nothrow_move_constructible

Signed-off-by: Benny Halevy <23c997c90eb8537635e9392d48e7af1bf1b2ca22@scylladb.com>

dreamsxin/seastar,cloudius-systems/seastar,dreamsxin/seastar,dreamsxin/seastar,scylladb/seastar,avikivity/seastar,avikivity/seastar,syuu1228/seastar,syuu1228/seastar,scylladb/seastar,scylladb/seastar,cloudius-systems/seastar,avikivity/seastar,cloudius-systems/seastar,syuu1228/seastar