Optional task to force update localisation

Sometimes, locales should be force updated. For this, we should reset the current localisation and start over:

• delete states, key-values and locale* tables on the destination site
• then re-import everything

added To Do label

changed the description

added Doing label and removed To Do label

assigned to @jurgenhaas

mentioned in commit c89ce595

mentioned in commit ansible/roles/drupal@7a6a69eb

mentioned in commit ansible/playbooks/general@f5b04e73

mentioned in issue #9 (closed)

closed

removed Doing label

mentioned in commit devops-tools/documentation@fcb2ced1