erp5_wendelin: set business_application/big_data to data mapping

same as others

bt5/erp5_wendelin/ModuleTemplateItem/data_mapping_module.xml

 <module>
+ <category_list>
+  <category>business_application/big_data</category>
+ </category_list>
  <id>data_mapping_module</id>
  <permission_list>
   <permission type='tuple'>