crm_renderjs_ui_test/crm_ui_test: split the erp5_xhtml_style tests in another bt

Following current convention of having x_ui_test for the framework and the
xhtml style tests and x_renderjs_ui_test for the ERP5JS version of the tests.
2 jobs for fix/crm_update_event_notification_message_test in 0 seconds
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-TestRunner2

00:26:17

failed ERP5.UnitTest-TestRunner2

01:28:53