Add klaus public key

Hello @alain.takoudjou for my on-call duty which starts soon, please merge my ssh key and update all the machines.

/reviewed-on !84

playbook/roles/vifib-team-ssh-key/files/klaus_key

+ssh-rsa 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 klaus@nexedi.com

playbook/roles/vifib-team-ssh-key/tasks/main.yml

@@ -35,6 +35,9 @@
  - name: Add Xiaowu Zhang SSH Key
    authorized_key: user=root key="{{ lookup('file', 'xiaowu_zhang_key') }}"
 
+   name: Add KW SSH Key
+   authorized key: user=root key="{{ lookup('file', 'klaus_key') }}"
+
  - name: Remove VB SSH Key
    authorized_key: user=root key="{{ lookup('file', 'remove_key_3') }}" state=absent