[finatra/thrift]: Remove target aliases
[finatra/thrift]: Remove target aliases

Problem/Solution

In advance of moving finatra/thrift to the recommended
Pants 1:1:1 style for target granularity, we are removing
the top-level target aliases.

Differential Revision: https://phabricator.twitter.biz/D387566

twitter/finatra,twitter/finatra,twitter/finatra