Fix the issue that proxmox-ve can not boot after install in grub2 mode.

IMG/cpio/ventoy/hook/debian/pve-wa.sh

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+script=$1
+tmpscript=${script}.tmp
+
+LINE=$(grep -n 'proc.*proc.*proc' $script | awk -F':' '{print $1}')
+
+sed -n "1,${LINE}p" $script >> $tmpscript
+
+echo "if grep -q 'rdinit=/vtoy/vtoy' /proc/cmdline; then"    >> $tmpscript
+echo "    sed 's#rdinit=/vtoy/vtoy##g' /proc/cmdline > /etc/cmdline"    >> $tmpscript
+echo "    mount --bind /etc/cmdline  /proc/cmdline"    >> $tmpscript
+echo "fi"    >> $tmpscript
+
+
+let LINE++
+sed -n "${LINE},\$p" $script >> $tmpscript
+
+cat $tmpscript > $script
+