CHROMEOS: config: add ebtables support

Enabled netfilter and ebtables modules required to filter IGMP traffic
through ebtables rules.

Normalized config with following command
./chromeos/scripts/kernelconfig olddefconfig

BUG=b:130303868
TEST=Verified ebtable modules are present in mistral

Change-Id: Ib0e8d5a763c23a60d7056036041b25e155a8b479
Signed-off-by: Raju Konduru <rkonduru@google.com>
Reviewed-on: https://chromium-review.googlesource.com/1579182
Reviewed-by: Kishan Kunduru <kkunduru@chromium.org>
Reviewed-by: SANTHOSH JANARDHANA HASSAN <sahassan@google.com>
Reviewed-by: Julan Hsu <julanhsu@google.com>
10 files changed