message: badges update
diff: # PiGallery2
  -[![npm version](https://badge.fury.io/js/pigallery2.svg)](https://badge.fury.io/js/pigallery2)
  +![GitHub package.json version](https://img.shields.io/github/package-json/v/bpatrik/pigallery2)
  [![Language grade: JavaScript](https://img.shields.io/lgtm/grade/javascript/g/bpatrik/pigallery2.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/bpatrik/pigallery2/context:javascript)
  [![Build Status](https://travis-ci.org/bpatrik/pigallery2.svg?branch=master)](https://travis-ci.org/bpatrik/pigallery2)
  +[![Coverage Status](https://coveralls.io/repos/github/bpatrik/pigallery2/badge.svg?branch=master)](https://coveralls.io/github/bpatrik/pigallery2?branch=master)
  [![Heroku](https://heroku-badge.herokuapp.com/?app=pigallery2&style=flat)](https://pigallery2.herokuapp.com)
  [![Docker build](https://github.com/bpatrik/pigallery2/workflows/docker-buildx/badge.svg)](https://github.com/bpatrik/pigallery2/actions)
  [![dependencies Status](https://david-dm.org/bpatrik/pigallery2/status.svg)](https://david-dm.org/bpatrik/pigallery2)
  -[![devDependencies Status](https://david-dm.org/bpatrik/pigallery2/dev-status.svg)](https://david-dm.org/bpatrik/pigallery2?type=dev)
  Homepage: http://bpatrik.github.io/pigallery2/
  