message: Update another pypi case from superset to apache-superset
diff: @@ -20,7 +20,7 @@ Superset
  =========
  [![Build Status](https://travis-ci.org/apache/incubator-superset.svg?branch=master)](https://travis-ci.org/apache/incubator-superset)
  -[![PyPI version](https://badge.fury.io/py/superset.svg)](https://badge.fury.io/py/superset)
  +[![PyPI version](https://badge.fury.io/py/apache-superset.svg)](https://badge.fury.io/py/apache-superset)
  [![Coverage Status](https://codecov.io/github/apache/incubator-superset/coverage.svg?branch=master)](https://codecov.io/github/apache/incubator-superset)
  [![PyPI](https://img.shields.io/pypi/pyversions/superset.svg?maxAge=2592000)](https://pypi.python.org/pypi/superset)
  [![Join the chat at https://gitter.im/airbnb/superset](https://badges.gitter.im/apache/incubator-superset.svg)](https://gitter.im/airbnb/superset?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
  