Chore: Add display name to the user (#1067)

* Chore: Adding browser info to web widget triggered event

fixes: #970

* Chore: Rename nickname to display name

references: #972

* Chore: Change nickname in code

* chore: fix errors

* Chore: update nginx config

fixes: #1057

* Chore: Fix specs

app/controllers/api/v1/widget/messages_controller.rb

@@ -66,16 +66,6 @@ class Api::V1::Widget::MessagesController < Api::V1::Widget::BaseController
     }
   end
 
-  def browser_params
-    {
-      browser_name: browser.name,
-      browser_version: browser.full_version,
-      device_name: browser.device.name,
-      platform_name: browser.platform.name,
-      platform_version: browser.platform.version
-    }
-  end
-
   def timestamp_params
     {
       timestamp: permitted_params[:message][:timestamp]