Noridc Command Line Tool URL update
Noridc Command Line Tool URL update

-- Nordic has changed the location of their nRF Command Line Tools on
   their website. Updating the URL in travis to keep CI builds happy.

openweave/openweave-nrf52840-lock-example,openweave/openweave-nrf52840-lock-example,openweave/openweave-nrf52840-lock-example