Add extend for task child elements in reports [SCI-2377]

app/helpers/reports_helper.rb

@@ -33,7 +33,7 @@ module ReportsHelper
     end
 
     file_name = element.type_of
-    if element.type_of.in? %w(step result_asset result_table result_text)
+    if element.type_of.in? ReportExtends::MY_MODULE_CHILDREN_ELEMENTS
       file_name = "my_module_#{element.type_of.singularize}"
     end
     view = "reports/elements/#{file_name}_element.html.erb"

config/initializers/extends/report_extends.rb

@@ -125,6 +125,8 @@ module ReportExtends
                            project_header
                            step_comments)
 
+  MY_MODULE_CHILDREN_ELEMENTS = %w(step result_asset result_table result_text)
+
   # path: app/models/report_element.rb
   # method: set_element_reference