remove rails 5.2 deprecation for setting environment without '-e'

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unreleased
 ### Feature
+- remove rails 5.2 deprecation: _Passing the environment's name as a regular argument is deprecated and will be removed in the next Rails version. Please, use the -e option instead._
 - allow to set capistrano role to select server for remote console (#33)
 - allow to set shell used on server (#31)
 

lib/capistrano/rails/console/tasks.cap

@@ -23,7 +23,7 @@ namespace :rails do
     run_interactively primary(fetch(:console_role)), shell: fetch(:console_shell) do
       within current_path do
         as user: fetch(:console_user) do
-          execute(:rails, :console, fetch(:console_env), *args)
+          execute(:rails, :console, '-e', fetch(:console_env), *args)
         end
       end
     end