Replace add_packages_to_rootfs with add_packages_to_image as we don't…

… want to make caches for each variant

- also fixes a problem of generating caches all over again
- change cache date scheme name to force rebuild them all

extensions/network/net-chrony.sh

@@ -2,6 +2,6 @@
 # Extension to manage network time synchronization with Chrony
 #
 function add_host_dependencies__install_chrony() {
-        display_alert "Extension: ${EXTENSION}: Installing additional packages" "chrony" "info"
-        add_packages_to_rootfs chrony
+	display_alert "Extension: ${EXTENSION}: Installing additional packages" "chrony" "info"
+	add_packages_to_image chrony
 }

extensions/network/net-network-manager.sh

@@ -3,16 +3,16 @@
 #
 function add_host_dependencies__install_network_manager() {
 	display_alert "Extension: ${EXTENSION}: Installing additional packages" "network-manager network-manager-openvpn netplan.io" "info"
-	add_packages_to_rootfs network-manager network-manager-openvpn netplan.io
+	add_packages_to_image network-manager network-manager-openvpn netplan.io
 
 	if [[ "${BUILD_DESKTOP}" == "yes" ]]; then
 		display_alert "Extension: ${EXTENSION}: Installing additional packages for desktop" "network-manager-gnome network-manager-ssh network-manager-vpnc" "info"
-		add_packages_to_rootfs network-manager-gnome network-manager-ssh network-manager-vpnc
+		add_packages_to_image network-manager-gnome network-manager-ssh network-manager-vpnc
 	fi
 
 	if [[ "${DISTRIBUTION}" == "Ubuntu" ]]; then
 		display_alert "Extension: ${EXTENSION}: Installing additional packages for Ubuntu" "network-manager-config-connectivity-ubuntu" "info"
-		add_packages_to_rootfs network-manager-config-connectivity-ubuntu
+		add_packages_to_image network-manager-config-connectivity-ubuntu
 	fi
 }
 

extensions/network/net-systemd-neworkd.sh

@@ -2,8 +2,8 @@
 # Extension to manage network interfaces with systemd-networkd + Netplan
 #
 function add_host_dependencies__install_systemd_networkd() {
-        display_alert "Extension: ${EXTENSION}: Installing additional packages" "netplan.io" "info"
-        add_packages_to_rootfs netplan.io
+	display_alert "Extension: ${EXTENSION}: Installing additional packages" "netplan.io" "info"
+	add_packages_to_image netplan.io
 }
 
 function pre_install_kernel_debs__configure_systemd_networkd()

extensions/network/net-systemd-timesyncd.sh

@@ -2,8 +2,8 @@
 # Extension to manage network time synchronization with systemd-timesyncd
 #
 function add_host_dependencies__install_systemd-timesyncd() {
-        display_alert "Extension: ${EXTENSION}: Installing additional packages" "systemd-timesyncd" "info"
-        add_packages_to_rootfs systemd-timesyncd
+	display_alert "Extension: ${EXTENSION}: Installing additional packages" "systemd-timesyncd" "info"
+	add_packages_to_image systemd-timesyncd
 }
 
 function pre_install_kernel_debs__configure_systemd-timesyncd()