Before this commit, when a list contained owl field components, the mounted hook was called twice on those components. This may cause tricky issues like handlers being bound twice, and memory leaks. closes odoo/odoo#50127 X-original-commit: 206dd91e78f7896fc6b01020507657e61771787f Signed-off-by: Julien Mougenot (jum) <jum@odoo.com> Signed-off-by: Aaron Bohy (aab) <aab@odoo.com>