seq_range_array_remove_range(): Don't break if seq2 is -1U.
seq_range_array_remove_range(): Don't break if seq2 is -1U.

LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot,LTD-Beget/dovecot