Revert "use debconf module instead of shell command"

openbox autostart calls the autostart script with sh as shell and
using ansible's debconf module does not change dash to bash
successfully, so for the moment we need to use the shell command instead.

This reverts commit 4170935a5a.

Manual.org

@@ -461,22 +461,10 @@ yavdr-common executes the following tasks:
  #+END_SRC
 ***** Use bash instead of dash
 #+BEGIN_SRC yaml :tangle roles/yavdr-common/tasks/configure_system.yml :mkdirp yes
-- name: apt | ensure debconf and debconf-utils are installed
+- name: use bash instead of dash
-  apt:
+  shell: |
-    name: "{{ packages }}"
+    echo "set dash/sh false" | debconf-communicate
-  vars:
+    dpkg-reconfigure -f noninteractive dash
-    packages:
-    - debconf
-    - debconf-utils
-
-- name: use bash instead of dash by default
-  debconf:
-    name: dash
-    question: dash/sh
-    value: 'false'
-    vtype: select
-  notify: ['Reconfigure unattended upgrades with dpkg']
-
 #+END_SRC
 
 ***** create user vdr

roles/grub-config/handlers/main.yml

@@ -1,10 +1,5 @@
 ---
 
-- name: Update Initramfs
-  command: "update-initramfs -u"
-  failed_when: ('error' in initramfs_register_update.stderr)
-  register: initramfs_register_update
-
 - name: Update GRUB
   command: update-grub
   failed_when: ('error' in grub_register_update.stderr)

roles/yavdr-common/tasks/configure_system.yml

@@ -1,18 +1,7 @@
-- name: apt | ensure debconf and debconf-utils are installed
+- name: use bash instead of dash
-  apt:
+  shell: |
-    name: "{{ packages }}"
+    echo "set dash/sh false" | debconf-communicate
-  vars:
+    dpkg-reconfigure -f noninteractive dash
-    packages:
-    - debconf
-    - debconf-utils
-
-- name: use bash instead of dash by default
-  debconf:
-    name: dash
-    question: dash/sh
-    value: 'false'
-    vtype: select
-  notify: ['Reconfigure unattended upgrades with dpkg']
 - name: create vdr group
   group:
     gid: '{{ vdr.gid }}'