[OpenSIPS-Devel] [OpenSIPS/opensips] f87edb: dialog: fix -Wmaybe-uninitialized compiler warning

[Ovidiu Sas]

  Branch: refs/heads/3.1
  Home:   https://github.com/OpenSIPS/opensips
  Commit: f87edba16a72955c4ec06dace6e2cb66e27572c0
      https://github.com/OpenSIPS/opensips/commit/f87edba16a72955c4ec06dace6e2cb66e27572c0
  Author: Ovidiu Sas <osas at voipembedded.com>
  Date:   2020-11-16 (Mon, 16 Nov 2020)

  Changed paths:
    M modules/dialog/dlg_handlers.c

  Log Message:
  -----------
  dialog: fix -Wmaybe-uninitialized compiler warning

(cherry picked from commit c2cb01734c997e9a1ba348bc0e77fc44b66832f2)