Added LinkBlock functionality in admin

• Added:
- LinkBlock functionality in admin

config/routes.rb

@@ -153,6 +153,7 @@ Rails.application.routes.draw do
     resources :subscriptions, only: [:index]
     resources :domain_blocks, only: [:new, :create, :show, :destroy]
     resources :email_domain_blocks, only: [:index, :new, :create, :destroy]
+    resources :link_blocks, only: [:index, :new, :create, :destroy]
     resources :action_logs, only: [:index]
     resources :warning_presets, except: [:new]
     resource :settings, only: [:edit, :update]