bump various scripts to deb 13 (#8227)

ct/unmanic.sh

@@ -11,7 +11,7 @@ var_cpu="${var_cpu:-2}"
 var_ram="${var_ram:-2048}"
 var_disk="${var_disk:-4}"
 var_os="${var_os:-debian}"
-var_version="${var_version:-12}"
+var_version="${var_version:-13}"
 var_unprivileged="${var_unprivileged:-0}"
 
 header_info "$APP"
@@ -29,7 +29,7 @@ function update_script() {
   fi
   msg_info "Updating $APP LXC"
   $STD pip3 install -U unmanic
-  $STD apt-get -y upgrade
+  $STD apt -y upgrade
   msg_ok "Updated $APP LXC"
   exit
 }
@@ -41,4 +41,4 @@ description
 msg_ok "Completed Successfully!\n"
 echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
 echo -e "${INFO}${YW} Access it using the following URL:${CL}"
-echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:8888${CL}"
+echo -e "${TAB}${GATEWAY}${BGN}http://${IP}:8888${CL}"