🧹 remove deprecated/removed warn parameter

tasks/etckeeper.yml

@@ -43,7 +43,6 @@
   command: git config user.name
   args:
     chdir: /etc
-    warn: off
   register: name_configured
   ignore_errors: True
   changed_when: False
@@ -52,14 +51,12 @@
   command: git config user.name "{{ etckeeper_user_name }}"
   args:
     chdir: /etc
-    warn: off
   when: name_configured.stdout != etckeeper_user_name
 
 - name: "check git user.email"
   command: git config user.email
   args:
     chdir: /etc
-    warn: off
   register: email_configured
   ignore_errors: True
   changed_when: False
@@ -68,7 +65,6 @@
   command: git config user.email "{{ etckeeper_user_email }}"
   args:
     chdir: /etc
-    warn: off
   when: email_configured.stdout != etckeeper_user_email
   # FIXME this configures root@duster.bl0rg.net on soda