Revert "Use ansible_user_dir for SSH config"

This reverts commit 17a0f6aa98c09f9b289462e2f782ea9d8ac0bc39.

Change-Id: I276dc01f962c22874c418223c025a9b90fd4da9e

.zuul.d/playbooks-deploy/pre.yml

@@ -15,18 +15,24 @@
         dest: "{{ vault_key_path }}"
         mode: '0600'
 
-    # Drop the SSH proxyjump configuration
+# Drop the SSH proxyjump configuration
+- hosts: all
+  become: yes
+  become_user: root
+  tasks:
     - name: Ensure the SSH configuration directory exists
       file:
-        path: "{{ ansible_user_dir }}/.ssh"
+        path: /root/.ssh
         state: directory
     - name: Copy the SSH proxy configuration
       copy:
         src: "{{ lsn_ci_src_path }}/ssh/ssh_config"
-        dest: "{{ ansible_user_dir }}/.ssh/config"
+        dest: /root/.ssh/config
         remote_src: yes
 
-    # Start SSH agent and load the deployment key
+# Start SSH agent and load the deployment key
+- hosts: all
+  tasks:
     - name: Create the SSH private key tempfile
       tempfile:
         state: file