Bluetooth: controller: Add handling for HCI set CTE Rx parameters

HCI_LE_Set_Connection_CTE_Receive_Parameters handling is required to
enable sampling of Constant Tone Extension in connected mode.

The commit adds handling for HCI_LE_Set_Connection_CTE_Receive_-
-Parameters command.

Signed-off-by: Piotr Pryga <piotr.pryga@nordicsemi.no>