[dovecot/core] c8920d: lib: Minor panic message improvement.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/core
  Commit: c8920d5f3df9663668ccd6412218eb28008f4e9a
      https://github.com/dovecot/core/commit/c8920d5f3df9663668ccd6412218eb28008f4e9a
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2016-05-20 (Fri, 20 May 2016)

  Changed paths:
    M src/lib/ioloop-epoll.c

  Log Message:
  -----------
  lib: Minor panic message improvement.