Remove AccessInfo from WorkerInfo

Remove AccessInfo from WorkerInfo

AccessInfo is associated with JobInfo and it is temporary information.
Before this change a simple ListWorkers would disclose data which should
be secured (private keys and addresses of a tunnels).

Change-Id: I14404d452c85e300f5e261b0a9e6d4144fbcf03a
Signed-off-by: Aleksander Mistewicz <a.mistewicz@samsung.com>
Reviewed-on: https://mcdsrvbld02.digital.local/review/49553
Reviewed-by: Lukasz Wojciechowski <l.wojciechow@partner.samsung.com>
Reviewed-by: Pawel Wieczorek <p.wieczorek2@samsung.com>
Reviewed-by: Maciej Wereski <m.wereski@partner.samsung.com>
Tested-by: Maciej Wereski <m.wereski@partner.samsung.com>