Add intergration_plaforms entry in testcase.yaml.
Thanks to that nrf52_bsim platform will be used instead
of default platforms that do not include nrf52_bsim.
The test will be not dead as it is now (executed only
when tests code has been changed).
Signed-off-by: Piotr Pryga <piotr.pryga@nordicsemi.no>
Add unit tests for Direction Finding set of connectionless TX
CTE parameters. Enable DF in nrf52_bsim board.
Signed-off-by: Piotr Pryga <piotr.pryga@nordicsemi.no>