Delete root password management

On Buster, it uses socket auth.

tasks/install/mariadb/default.yml

@@ -1,29 +1,5 @@
 ---
 
-- name: SHELL | Get MariaDB target version
-  shell: "LANG=C apt-cache depends mariadb-server | awk -F '-' '/Depends/ { print $NF }'"
-  register: apt_mariadb_version
-  changed_when: false
-
-- block:
-
-  - name: DEBCONF | Prepare MariaDB silent installation (root password)
-    debconf:
-      name: 'mariadb-server-{{ apt_mariadb_version.stdout }}'
-      question: 'mysql-server/root_password'
-      vtype: 'password'
-      value: '{{ mariadb_root_password }}'
-    when: not mariadb_exists.stat.exists
-  
-  - name: DEBCONF | Prepare MariaDB silent installation (root password again)
-    debconf:
-      name: 'mariadb-server-{{ apt_mariadb_version.stdout }}'
-      question: 'mysql-server/root_password_again'
-      vtype: 'password'
-      value: '{{ mariadb_root_password }}'
-
-  when: not mariadb_exists.stat.exists and mariadb_root_password is string
-
 - name: APT | Install MariaDB server
   apt:
     pkg: mariadb-server

tasks/main.yml

@@ -1,13 +1,5 @@
 ---
 
-- block:
-
-    - name: SET_FACT | Bypass https://github.com/ansible/ansible/issues/19874
-      set_fact:
-        ansible_distribution_release: 'buster'
-
-  when: ansible_facts.distribution_major_version == "buster/sid"
-
 - name: INCLUDE_VARS | Related to OS version
   include_vars: "{{ ansible_distribution }}-{{ ansible_distribution_release }}.yml"
 
@@ -40,15 +32,6 @@
     (config.changed or extraconfig.changed) and
     not mariadb_galera_resetup
 
-- name: TEMPLATE Create .my.cnf for root
-  template:
-    src: root/my.cnf
-    dest: /root/.my.cnf
-    owner: root
-    group: root
-    mode: 0600
-    backup: yes
-
 - name: INCLUDE | Galera
   import_tasks: galera/main.yml
   when: mariadb_use_galera

tasks/secure.yml

@@ -1,16 +1,5 @@
 ---
 
-- name: MYSQL_USER | Update mysql root password for all root accounts
-  mysql_user:
-    name: root
-    host: "{{ item }}"
-    password: "{{ mariadb_root_password }}"
-  loop:
-    - "{{ ansible_hostname }}"
-    - 127.0.0.1
-    - ::1
-    - localhost
-
 - name: MYSQL_USER | Remove all anonymous users
   mysql_user:
     name: ''