Hide the button used to display the input and show the input
directly. Add a search icon into the input. Deactivate the browser
autocomplete. Improve and fix the layout. Keep the field selected
after choosing a result from the list.
This commit was only about making it work in the 13.0 left panel. It
will be improved further in master with our new left panel.
task-2187712
closesodoo/odoo#50024
X-original-commit: 6660ee960a3c643ae92448d7bdc37f6c780605b6
Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>