[dovecot/core] c7949e: lib: Minor panic message improvement.

[GitHub]

  Branch: refs/heads/master-2.2
  Home:   https://github.com/dovecot/core
  Commit: c7949e39227ec1161db2707a71c706398d904ed8
      https://github.com/dovecot/core/commit/c7949e39227ec1161db2707a71c706398d904ed8
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2017-01-15 (Sun, 15 Jan 2017)

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

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