Add steps for mounting AW1 to fix AW2 SSH operations

docs/admin/deployment/onboarding_admins.rst

@@ -58,14 +58,19 @@ To set up AW2, follow these steps:
 13. Run the command ``./securedrop-admin tailsconfig`` in ``~/Persistent/securedrop``.
 
     This will set up the *SecureDrop Menu* and SSH access.
-14. In a terminal, type the following commands to authorize the newly created SSH keypair
-    on your servers:
-
-    * ``ssh-add``
-    * ``ssh-add /media/amnesia/TailsData/openssh-client/id_rsa``
-    * ``ssh-copy-id app``
-    * ``ssh-copy-id mon``
-    * ``ssh-add -D``
+14. 
+
+    a. Insert the AW1 drive into the computer, then enter the passphrase for its Persistent
+       Storage Volume.
+    b. In a terminal, type the following commands to authorize the newly created SSH keypair
+       on your servers:
+
+       * ``ssh-add``
+       * ``ssh-add /media/amnesia/TailsData/openssh-client/id_rsa``
+       * ``ssh-copy-id app``
+       * ``ssh-copy-id mon``
+       * ``ssh-add -D``
+    c. Remove the AW1 drive.
 
 15. Confirm that you are able to access ``mon`` and ``app`` via SSH. The
     following commands should produce the following output::