Updated rubocop to latest version (0.63.1).
Updated rubocop to latest version (0.63.1).

zammad/zammad,monotek/zammad,zammad/zammad,monotek/zammad,monotek/zammad,zammad/zammad,zammad/zammad,monotek/zammad,monotek/zammad,zammad/zammad,monotek/zammad,zammad/zammad