Simplify render in controllers (#2144)

app/controllers/settings/imports_controller.rb

@@ -18,7 +18,7 @@ class Settings::ImportsController < ApplicationController
       ImportWorker.perform_async(@import.id)
       redirect_to settings_import_path, notice: I18n.t('imports.success')
     else
-      render action: :show
+      render :show
     end
   end
 

app/controllers/settings/preferences_controller.rb

@@ -29,7 +29,7 @@ class Settings::PreferencesController < ApplicationController
     if current_user.update(user_params.except(:notification_emails, :interactions, :setting_default_privacy, :setting_boost_modal, :setting_auto_play_gif))
       redirect_to settings_preferences_path, notice: I18n.t('generic.changes_saved_msg')
     else
-      render action: :show
+      render :show
     end
   end
 

app/controllers/settings/profiles_controller.rb

@@ -17,7 +17,7 @@ class Settings::ProfilesController < ApplicationController
     if @account.update(account_params)
       redirect_to settings_profile_path, notice: I18n.t('generic.changes_saved_msg')
     else
-      render action: :show
+      render :show
     end
   end
 

app/controllers/settings/two_factor_auths_controller.rb

@@ -26,7 +26,7 @@ class Settings::TwoFactorAuthsController < ApplicationController
       @confirmation = Form::TwoFactorConfirmation.new
       set_qr_code
       flash.now[:alert] = I18n.t('two_factor_auth.wrong_code')
-      render action: :new
+      render :new
     end
   end