[PM-18413] Fix SSH agent initial prompt issues (#13468)

* fix: set `needs_unlock` default value to true on unix

closes #13323

* fix: ssh prompt not appearing right after unlocking vault

---------

Co-authored-by: Daniel James Smith <2670567+djsmith85@users.noreply.github.com>
Co-authored-by: Colton Hurst <colton@coltonhurst.com>
(cherry picked from commit 0c61a44d33)

apps/desktop/src/platform/services/ssh-agent.service.ts

@@ -130,7 +130,7 @@ export class SshAgentService implements OnDestroy {
 
                 throw error;
               }),
-              map(() => message),
+              map(() => [message, account.id]),
             );
           }