netconf-pnp-simulator: add IT using ncclient and tox-docker

Integration/functions tests to validate the simulator based on
(Python) ncclient and managed by tox.

Requires v2.6.2

Issue-ID: INT-1124
Change-Id: Id20fa019c444c3ba961ea2d52c20ade86a938c5b
Signed-off-by: ebo <eliezio.oliveira@est.tech>
1 file changed