build: drop obsolete license-path
build: drop obsolete license-path

Now that the license has the commonly known path "./LICENSE", there is
no reason to list it in README. It is not even obvious that the current
hint is meant as a path. Drop it.

Signed-off-by: David Herrmann <fb53b2ddb8d141e0cb39d7c67c2f81b6bc2eb0f7@gmail.com>

bus1/dbus-broker