Remove uncessary guardian checks

lib/custom_wizard/action.rb

@@ -321,8 +321,6 @@ class CustomWizard::Action
   end
   
   def create_group    
-    guardian.ensure_can_create!(Group)
-    
     group =
       begin
         Group.new(new_group_params)
@@ -340,8 +338,6 @@ class CustomWizard::Action
   end
   
   def create_category    
-    guardian.ensure_can_create!(Category)
-    
     category =
       begin
         Category.new(new_category_params.merge(user: user))