tree a80fd34014d2c67866bdb51e8fe0187ef199acc1
parent f65abfd00ae132c1554cd531376d3b8ef9cc3331
author Nguyen Tuan Khang Phan <nguyen.tuan.khang.phan@ericsson.com> 1580138330 -0500
committer Nguyen Tuan Khang Phan <nguyen.tuan.khang.phan@ericsson.com> 1580150192 -0500

Add an empty tools/BUILD file explicitly for Bazel

To make sure that all plugins consistently have empty BUILD files
within their tools.

Change-Id: I7944bed168c90328d74e338afe9ce32ad15d2fc5