feat: paginate use total_entries instead of count

lib/generators/simple_controller/templates/views/index.json.jbuilder

 json.current_page @<%= resource_plural %>.current_page
 json.total_pages @<%= resource_plural %>.total_pages
-json.total_count @<%= resource_plural %>.count
+json.total_count @<%= resource_plural %>.total_entries
 json.statistics @statistics if @statistics.present?
 
 json.records @<%= resource_plural %>, partial: 'simple', as: :<%= resource_singular %>