CHROMIUM: config: Drop CFG80211 from pineview and select IWL7000

Generated with:

echo CONFIG_CFG80211=n >>
chromeos/config/x86_64/chromeos-intel-pineview.flavour.config

echo CONFIG_IWL7000=m >>
chromeos/config/x86_64/chromeos-intel-pineview.flavour.config

./chromeos/scripts/kernelconfig olddefconfig

BUG=chromium:807315
TEST=Build and boot on meowth, test wifi

Change-Id: I4221efd7f66c4aa39973c7615c327e64af1fbcc6
Signed-off-by: Kirtika Ruchandani <kirtika@google.com>
Reviewed-on: https://chromium-review.googlesource.com/967626
Commit-Ready: Kirtika Ruchandani <kirtika@chromium.org>
Tested-by: Kirtika Ruchandani <kirtika@chromium.org>
Reviewed-by: Brian Norris <briannorris@chromium.org>
(cherry picked from commit c4a03cfbfe50b427b0218d39967efb9a77eeaebc)
Reviewed-on: https://chromium-review.googlesource.com/972771
Commit-Queue: Kirtika Ruchandani <kirtika@chromium.org>
Trybot-Ready: Kirtika Ruchandani <kirtika@chromium.org>