Update paperless-ngx-update.sh

fix paperless-task-queue.service stop

misc/paperless-ngx-update.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 clear
 RELEASE=$(curl -s https://api.github.com/repos/paperless-ngx/paperless-ngx/releases/latest | grep "tag_name" | awk '{print substr($2, 2, length($2)-3) }')
+SER=/etc/systemd/system/paperless-task-queue.service
 YW=$(echo "\033[33m")
 RD=$(echo "\033[01;31m")
 BL=$(echo "\033[36m")
@@ -49,7 +50,10 @@ while true; do
 done
 sleep 2
 msg_info "Stopping Paperless-ngx"
-systemctl stop paperless-consumer paperless-webserver paperless-scheduler paperless-task-queue.service
+systemctl stop paperless-consumer paperless-webserver paperless-scheduler
+if [ -f "$SER" ]; then
+   systemctl stop paperless-task-queue.service
+fi
 sleep 1
 msg_ok "Stopped Paperless-ngx"
 
@@ -63,7 +67,6 @@ sed -i -e 's|-e git+https://github.com/paperless-ngx/django-q.git|git+https://gi
 pip install -r requirements.txt &>/dev/null
 cd /opt/paperless/src
 /usr/bin/python3 manage.py migrate &>/dev/null
-SER=/etc/systemd/system/paperless-task-queue.service
 if [ -f "$SER" ]; then
     msg_ok "paperless-task-queue.service Exists."
 else