Rename to match ESLint naming convention

What's Changed

• ESLint expects config modules to start eslint-config- by @jeff-horton-ho-sas in #20

Full Changelog: 2.2.0...3.0.0

Publish package

Merge pull request #18 from UKHomeOffice/init

using .npmrc

Publish package

Merge pull request #19 from UKHomeOffice/use-built-in-secret

Use built-in github token for auth