-Implemented a WebSocket service to facilitate communication with the IoT box. This enables printing reports on a network different from the browser. Before it was a long polling connection
-Implemented the ability to link multiple printers to a single report. Before it was possible to link only one printer er report
-When multiple printers are linked, a pop-up will prompt the user to select the preferred printers.
-The user's printer selection will be stored in the browser's local storage.
-Additionally, a reset button has been added to clear the printer selection.
task-3193258
closesodoo/odoo#129164
Related: odoo/enterprise#44398
Signed-off-by: Quentin Lejeune (qle) <qle@odoo.com>