[FIX] hw_drivers: In IoT update route list after loading driver

For update correctly the route list of IoT after loading driver
we need set 'http.addons_manifest' to a empty json

Linked to 97c09e1c77284836c7c46b4e70d4f12eb48ce91b

Reboot not needed after a update

Linked to b77486753b7ae220a531ee09c529fb5eb944b0e2
Linked to 181a62cb57e143611ca1fbf0779cfd041d2a3cf8

closes odoo/odoo#46386

X-original-commit: 87b127efed97c1f6fad18d6ee6b5924a9b2c70f2
Signed-off-by: Quentin Lejeune (qle) <qle@odoo.com>

addons/hw_drivers/controllers/driver.py

@@ -272,6 +272,7 @@ class Manager(Thread):
             if spec:
                 module = util.module_from_spec(spec)
                 spec.loader.exec_module(module)
+        http.addons_manifest = {}
         http.root = http.Root()
 
     def send_alldevices(self):

addons/point_of_sale/tools/posbox/configuration/posbox_update.sh

@@ -25,4 +25,4 @@ done
 
 sudo mount -o remount,ro /
 sudo mount -o remount,rw /root_bypass_ramdisks/etc/cups
-(sleep 5 && sudo reboot) &
+(sleep 5 && sudo service odoo restart) &