hooks: disable USE_DPKG to allow localepurge to run, re-enable it afterwards

fix formatting of debug messages

config/hooks/normal/0090-remove-unwanted-packages.hook.chroot

@@ -1,3 +1,3 @@
 #!/bin/bash
-echo "running [$0]"
+echo "I: running $0"
 aptitude -y purge exim4-base nfs-common rpcbind

config/hooks/normal/0350-update-default-services-status.hook.chroot

@@ -1,5 +1,5 @@
 #!/bin/bash
-echo "running [$0]"
+echo "I: running $0"
 
 disabled_services="avahi-daemon.service openvpn.service rsync.service ssh.service nmbd.service smbd.service libvirtd.service libvirt-guests.service"
 enabled_services="bumblebeed.service cups-browsed.service bluetooth.service cups.service fancontrol.service laptop-mode.service ntp.service plymouth.service preload.service smartmontools.service rsyslog.service lm-sensors.service hddtemp.service haveged.service"

config/hooks/normal/0425-update-session-manager-alternative.hook.chroot

@@ -1,3 +1,3 @@
 #!/bin/bash
-echo "running [$0]"
+echo "I: running $0"
 update-alternatives --set x-session-manager /usr/bin/xfce4-session

config/hooks/normal/0450-enable-multiarch.hook.chroot

@@ -1,4 +1,4 @@
 #!/bin/bash
-echo "running [$0]"
+echo "I: running $0"
 dpkg --add-architecture i386
 apt update

config/hooks/normal/0500-localepurge.hook.chroot

@@ -1,4 +1,10 @@
 #!/bin/bash
-echo "running [$0]"
+echo "I: running $0"
 locale-gen --keep-existing
+
+# USE_DPKG must be disabled in localepurge configuration before running manually, else it will do nothing
+sed -i 's/^USE_DPKG/#USE_DPKG/' /etc/locale.nopurge
 localepurge
+
+# re-enable USE_DPKG
+sed -i 's/^#USE_DPKG/USE_DPKG/' /etc/locale.nopurge

config/hooks/normal/0900-clear-apt-cache.hook.chroot

@@ -1,5 +1,5 @@
 #!/bin/sh
-echo "running [$0]"
+echo "I: running $0"
 
 # clear APT package download cache to reduce the image size from ~100MB
 rm -vr /var/lib/apt/lists/