Before this commit, when dropping custom snippet (or saved snippet) containing an animation in the page, the animated element of the snippet remained hidden. task-2664876 closes odoo/odoo#78493 X-original-commit: 61d7744ca988641bd4d8a4006350ec197eece25a Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>