[OpenSIPS-Devel] [OpenSIPS/opensips] d8b28e: Fix doc typo

[Bogdan Andrei IANCU]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSIPS/opensips
  Commit: d8b28e4cd00b4678feed491929bd1df42a70e096
      https://github.com/OpenSIPS/opensips/commit/d8b28e4cd00b4678feed491929bd1df42a70e096
  Author: Bogdan-Andrei Iancu <bogdan at opensips.org>
  Date:   2023-04-10 (Mon, 10 Apr 2023)

  Changed paths:
    M modules/clusterer/doc/clusterer_admin.xml

  Log Message:
  -----------
  Fix doc typo

Closes #3048