Fixed Debian13 containers being unable to start after upgrade

* This was caused by outdated SystemD generator, this file will be updated when upgrading the container

functions.sh

@@ -182,6 +182,7 @@ UpgradeRelease () {
          DOREBOOT=true
          # Post release cleanup if required
          if [ "${NewDebianVersion}" = "trixie" ]; then PostDebianTrixieTasks; fi
+         if [ "${NewDebianVersion}" = "trixie" ]; then CTOnlyPostDebianTrixieTasks; fi
        else
          echo "Notice: Skiped, already up-to-date"
        fi
@@ -260,13 +261,17 @@ PostDebianTrixieTasks () {
     $INSTCALL -- apt modernize-sources -y
     $INSTCALL -- rm -f /etc/apt/sources.list.bak
     $INSTCALL -- rm -f /etc/apt/sources.list.d/*.bak
-    
+    $INSTCALL -- systemctl mask tmp.mount
+}   
+
+CTOnlyPostDebianTrixieTasks () {
     # Disable unwanted mounts
     $INSTCALL -- systemctl mask dev-mqueue.mount
     $INSTCALL -- systemctl mask run-lock.mount 
     $INSTCALL -- systemctl mask sys-kernel-config.mount 
     $INSTCALL -- systemctl mask sys-kernel-debug.mount 
-    $INSTCALL -- systemctl mask tmp.mount
+    $INSTCALL -- rm /etc/systemd/system-generators/lxc
+    pct push $CTID /tmp/lxc.generator /etc/systemd/system-generators/lxc --perms 755
 }
 
 PostAlpine323Tasks () {