[dovecot/core] bc78d9: imapc: Fix deleting mailbox

[GitHub]

  Branch: refs/heads/master-2.3
  Home:   https://github.com/dovecot/core
  Commit: bc78d9e57e7ccfb83bbc318244d28ec1ce7aa093
      https://github.com/dovecot/core/commit/bc78d9e57e7ccfb83bbc318244d28ec1ce7aa093
  Author: Timo Sirainen <timo.sirainen at dovecot.fi>
  Date:   2018-01-30 (Tue, 30 Jan 2018)

  Changed paths:
    M src/lib-storage/index/imapc/imapc-sync.c

  Log Message:
  -----------
  imapc: Fix deleting mailbox

Broken by f8f30bd27e41e1041a8de0b97f35d7d75e0a412e