Update 15_pkg_upgrade.sh

Author: dogi

scripts.d/15_pkg_upgrade.sh

@@ -6,7 +6,8 @@ source lib.sh
 
 # Temporary fix to not break GUI icons and background
 packages_to_hold=(
-    libfm-data libfm-extra4 libfm-gtk-data libfm-gtk4 libfm-modules libfm4 raspberrypi-ui-mods
+    libfm-data libfm-extra4 libfm-gtk-data libfm-gtk4 libfm-modules libfm4
+    raspberrypi-ui-mods raspberrypi-sys-mods
     linux-headers-rpi-v8 linux-image-rpi-v8 linux-headers-rpi-2712 linux-image-rpi-2712
     initramfs-tools initramfs-tools-core udev libudev1
     systemd-timesyncd systemd libpam-systemd libsystemd-shared libsystemd0