removed /etc and /opt

etc/kernel/postrm.d/initramfs-tools

@@ -1,36 +0,0 @@
-#!/bin/sh -e
-
-version="$1"
-bootopt=""
-
-[ -x /usr/sbin/update-initramfs ] || exit 0
-
-# passing the kernel version is required
-if [ -z "${version}" ]; then
-	echo >&2 "W: initramfs-tools: ${DPKG_MAINTSCRIPT_PACKAGE:-kernel package} did not pass a version number"
-	exit 0
-fi
-
-# exit if custom kernel does not need an initramfs
-if [ "$INITRD" = 'No' ]; then
-	exit 0
-fi
-
-# absolute file name of kernel image may be passed as a second argument;
-# create the initrd in the same directory
-if [ -n "$2" ]; then
-	bootdir=$(dirname "$2")
-	bootopt="-b ${bootdir}"
-fi
-
-# avoid running multiple times
-if [ -n "$DEB_MAINT_PARAMS" ]; then
-	eval set -- "$DEB_MAINT_PARAMS"
-	if [ -z "$1" ] || [ "$1" != "remove" ]; then
-		exit 0
-	fi
-fi
-
-# delete initramfs
-# shellcheck disable=SC2086
-update-initramfs -d -k "${version}" ${bootopt} >&2

etc/kernel/postrm.d/zz-update-grub

@@ -1,26 +0,0 @@
-#! /bin/sh
-set -e
-
-command -v update-grub >/dev/null || exit 0
-
-if type systemd-detect-virt >/dev/null 2>&1 &&
-   systemd-detect-virt --quiet --container; then
-	exit 0
-fi
-
-set -- $DEB_MAINT_PARAMS
-mode="${1#\'}"
-mode="${mode%\'}"
-case $0:$mode in
-    # Only run on postinst configure and postrm remove, to avoid wasting
-    # time by calling update-grub multiple times on upgrade and removal.
-    # Also run if we have no DEB_MAINT_PARAMS, in order to work with old
-    # kernel packages.
-    */postinst.d/*:|*/postinst.d/*:configure|*/postrm.d/*:|*/postrm.d/*:remove)
-	if [ -e /boot/grub/grub.cfg ]; then
-		exec update-grub
-	fi
-	;;
-esac
-
-exit 0