get rid tip «shell_exec» (#37)

Author: novia713

translations/module.download.yml

@@ -17,5 +17,3 @@ messages:
     error-creating-folder: 'Error creating folder "%s", please check your permissions'
     no-composer-repo: 'Please, configure Composer in ~/.console/config.yml'
     composer: 'Module "%s" was downloaded successfully using Composer'
-tips:
-  - tip: 'Pass a «true» value to «shellexec_output» key in your config.yml file to see interactively Composer''s output or «false» to hide it'