docs: switch to actions badge
moov-io/ach
===
[![GoDoc](https://godoc.org/github.com/moov-io/ach?status.svg)](https://godoc.org/github.com/moov-io/ach)
-[![Build Status](https://travis-ci.com/moov-io/ach.svg?branch=master)](https://travis-ci.com/moov-io/ach)
+[![Build Status](https://github.com/moov-io/ach/workflows/Go/badge.svg)](https://github.com/moov-io/ach/actions)
[![Coverage Status](https://codecov.io/gh/moov-io/ach/branch/master/graph/badge.svg)](https://codecov.io/gh/moov-io/ach)
[![Go Report Card](https://goreportcard.com/badge/github.com/moov-io/ach)](https://goreportcard.com/report/github.com/moov-io/ach)
[![Apache 2 licensed](https://img.shields.io/badge/license-Apache2-blue.svg)](https://raw.githubusercontent.com/moov-io/ach/master/LICENSE)
