[OpenSIPS-Devel] [OpenSIPS/opensips] dce8cc: dialog: clarify usage scope of $DLG_dir

[Răzvan Crainea]

  Branch: refs/heads/3.1
  Home:   https://github.com/OpenSIPS/opensips
  Commit: dce8cc072b8f104ea46cc198c76f9f36fc97f0f5
      https://github.com/OpenSIPS/opensips/commit/dce8cc072b8f104ea46cc198c76f9f36fc97f0f5
  Author: Razvan Crainea <razvan at opensips.org>
  Date:   2020-06-16 (Tue, 16 Jun 2020)

  Changed paths:
    M modules/dialog/doc/dialog_admin.xml

  Log Message:
  -----------
  dialog: clarify usage scope of $DLG_dir

Reported by @imdrpn in #2132

(cherry picked from commit 896be267dba83b2e45d4b246a37c2de1dde5d6d1)