Ensure that gpg agent is setup when creating backup key

src/freedombone-utils-backup

         return
     fi
 
+    gpg_agent_setup root
+    gpg_agent_setup $MY_USERNAME
+
     # Generate a GPG key for backups
     BACKUP_KEY_EXISTS=$(gpg_key_exists "$MY_USERNAME" "$MY_NAME (backup key)")
     if [[ $BACKUP_KEY_EXISTS == "no" ]]; then