Fix assertion for not existing files
Fix assertion for not existing files

m-seldin/generator-hubot-enterprise,zarqin/generator-hubot,eedevops/generator-hubot-enterprise,ClaudeBot/generator-hubot,eedevops/generator-hubot-enterprise,ArLEquiN64/generator-hubot-gulp,github/generator-hubot,ArLEquiN64/generator-hubot-gulp,m-seldin/generator-hubot-enterprise,ClaudeBot/generator-hubot,github/generator-hubot,mal/generator-hubot,zarqin/generator-hubot,mal/generator-hubot