[IMP] point_of_sale: Build IoT from new Raspberry Pi OS

We update the image to build the IoT from Raspbian to Raspberry Pi OS

X-original-commit: 185eafee904ec3812e838f57db16e83ccc5c91f9

addons/point_of_sale/tools/posbox/overwrite_before_init/etc/init_posbox_image.sh

@@ -20,8 +20,6 @@ echo "export LC_ALL=en_US.UTF-8" >> ~/.bashrc
 locale-gen
 source ~/.bashrc
 
-apt-mark hold firmware-brcm80211
-# upgrade firmware-brcm80211 broke access point on rpi4
 apt-get update && apt-get -y upgrade
 # Do not be too fast to upgrade to more recent firmware and kernel than 4.38
 # Firmware 4.44 seems to prevent the LED mechanism from working

addons/point_of_sale/tools/posbox/posbox_create_image.sh

@@ -32,12 +32,12 @@ VERSION=saas-13.4
 VERSION_IOTBOX=20.06
 REPO=https://github.com/odoo/odoo.git
 
-if ! file_exists *raspbian*.img ; then
-    wget 'http://downloads.raspberrypi.org/raspbian_lite/images/raspbian_lite-2020-02-07/2020-02-05-raspbian-buster-lite.zip' -O raspbian.img.zip
-    unzip raspbian.img.zip
+if ! file_exists *raspios*.img ; then
+    wget 'http://downloads.raspberrypi.org/raspios_lite_armhf/images/raspios_lite_armhf-2020-08-24/2020-08-20-raspios-buster-armhf-lite.zip' -O raspios.img.zip
+    unzip raspios.img.zip
 fi
 
-RASPBIAN=$(echo *raspbian*.img)
+RASPBIAN=$(echo *raspios*.img)
 rsync -avh --progress "${RASPBIAN}" iotbox.img
 
 CLONE_DIR="${OVERWRITE_FILES_BEFORE_INIT_DIR}/home/pi/odoo"