[ticket/12761] Remove the execute bit from functions_user.php

PHPBB3-12761
Merge pull request #2639 from n-aleha/ticket/12761

[ticket/12761] Remove the execute bit from functions_user.php

* n-aleha/ticket/12761:
  [ticket/12761] Remove the execute bit from functions_user.php
Merge branch 'develop-ascraeus' into develop

* develop-ascraeus:
  [ticket/12761] Remove the execute bit from functions_user.php