ENYO-3531: update enyo, onyx & layout to pilot12

Details in JIRA: https://enyojs.atlassian.net/browse/ENYO-3531

Enyo-DCO-1.1-Signed-off-by: Marie-Antoinette de Bonis-Hamelin (Marian)
marie-antoinette.de-bonis-hamelin@hp.com