add remount-secure dracut module

usr/lib/dracut/modules.d/20remount-secure/module-setup.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+## Copyright (C) 2023 - 2023 ENCRYPTED SUPPORT LP <adrelanos@whonix.org>
+## See the file COPYING for copying conditions.
+
+# called by dracut
+check() {
+    require_binaries str_replace || return 1
+    require_binaries mount || return 1
+    require_binaries remount-secure || return 1
+    return 0
+}
+
+# called by dracut
+depends() {
+    return 0
+}
+
+# called by dracut
+install() {
+    inst_multiple str_replace
+    inst_multiple mount
+    inst_multiple remount-secure
+    inst_hook cleanup 90 "$moddir/remount-secure.sh"
+}
+
+# called by dracut
+installkernel() {
+    return 0
+}

usr/lib/dracut/modules.d/20remount-secure/remount-secure.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+
+## Copyright (C) 2023 - 2023 ENCRYPTED SUPPORT LP <adrelanos@whonix.org>
+## See the file COPYING for copying conditions.
+
+remount_hook() {
+   local remount_action
+   remount_action=$(getarg remountsecure)
+
+   if [ ! "$remount_action" = "yes" ]; then
+      return 0
+   fi
+
+   remount-secure
+}
+
+remount_hook