Fix bug in client that led to 'Connection reset by peer' in server

[Avogar]

Changelog category (leave one):

• Bug Fix (user-visible misbehaviour in official stable or prestable release)

Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):
Fix bug in client that led to 'Connection reset by peer' in server. Closes #33309

Detailed description / Documentation draft:
Such queries led to Connection reset by peer, while reading from socket error in server:

echo "1" | clickhouse-client -q "insert into t select x from input('x UInt32') format CSV"

Now it's fixed.