[OpenSIPS-Devel] [OpenSIPS/opensips] 691b87: compression: remove redundant check

[Zero King]

  Branch: refs/heads/2.4
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 691b87ad1038989fbc16d8a715283abcc859164c
      https://github.com/OpenSIPS/opensips/commit/691b87ad1038989fbc16d8a715283abcc859164c
  Author: Zero King <l2dy at icloud.com>
  Date:   2020-03-12 (Thu, 12 Mar 2020)

  Changed paths:
    M modules/compression/gz_helpers.c

  Log Message:
  -----------
  compression: remove redundant check

(cherry picked from commit 921080e75cf3ef1c30acbf05f712cd86d923437f)