drivers: cc2520: Remove unused TI_CC2520 Kconfig option

Instead of TI_CC2520_CHANNEL option NET_L2_IEEE802154_ORFD_CHANNEL is
used.

Change-Id: I9b0c0ff6b2c42070d05c5cf3e4dc33c364be9a5c
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
1 file changed