Allow hide History in dashboard (#3189)

Co-authored-by: Mitsuhiro Shibuya <mit.shibuya@gmail.com>

lib/rails_admin/config/actions/dashboard.rb

@@ -18,7 +18,7 @@ class Dashboard < RailsAdmin::Config::Actions::Base
 
         register_instance_option :controller do
           proc do
-            @history = @auditing_adapter&.latest(@action.auditing_versions_limit) || []
+            @history = @auditing_adapter&.latest(@action.auditing_versions_limit) || [] if @action.history?
             if @action.statistics?
               @abstract_models = RailsAdmin::Config.visible_models(controller: self).collect(&:abstract_model)
 
@@ -50,6 +50,10 @@ class Dashboard < RailsAdmin::Config::Actions::Base
         register_instance_option :statistics? do
           true
         end
+
+        register_instance_option :history? do
+          true
+        end
       end
     end
   end