Bacula client stanzas also use the synced key

Now that the director uses the sync but with different permissions
private key, instruct the client stanzas populated via exported
resources on the director to use the same key

Change-Id: I890f6f21adfb8e0d3219909db2b9ea4811220aef
Merge "Bacula client stanzas also use the synced key" into production