[dovecot/core] 4c9caa: doveadm fs get: Fixed logging error messages.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: 4c9caab4525a8d59f76e6943f99a73e4dc6e75f5
      https://github.com/dovecot/core/commit/4c9caab4525a8d59f76e6943f99a73e4dc6e75f5
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2016-09-21 (Wed, 21 Sep 2016)

  Changed paths:
    M src/doveadm/doveadm-fs.c

  Log Message:
  -----------
  doveadm fs get: Fixed logging error messages.

The error is in istream, not in fs.