Add more badges to README (#223)

Author: lucacome

README.md

@@ -1,4 +1,4 @@
-[![Continuous Integration](https://github.com/nginxinc/nginx-prometheus-exporter/workflows/Continuous%20Integration/badge.svg)](https://github.com/nginxinc/nginx-prometheus-exporter/actions?query=workflow%3A%22Continuous+Integration%22)  [![FOSSA Status](https://app.fossa.com/api/projects/custom%2B5618%2Fgithub.com%2Fnginxinc%2Fnginx-prometheus-exporter.svg?type=shield)](https://app.fossa.com/projects/custom%2B5618%2Fgithub.com%2Fnginxinc%2Fnginx-prometheus-exporter?ref=badge_shield)  [![Go Report Card](https://goreportcard.com/badge/github.com/nginxinc/nginx-prometheus-exporter)](https://goreportcard.com/report/github.com/nginxinc/nginx-prometheus-exporter)
+[![Continuous Integration](https://github.com/nginxinc/nginx-prometheus-exporter/workflows/Continuous%20Integration/badge.svg)](https://github.com/nginxinc/nginx-prometheus-exporter/actions?query=workflow%3A%22Continuous+Integration%22)  [![FOSSA Status](https://app.fossa.com/api/projects/custom%2B5618%2Fgithub.com%2Fnginxinc%2Fnginx-prometheus-exporter.svg?type=shield)](https://app.fossa.com/projects/custom%2B5618%2Fgithub.com%2Fnginxinc%2Fnginx-prometheus-exporter?ref=badge_shield)  [![Go Report Card](https://goreportcard.com/badge/github.com/nginxinc/nginx-prometheus-exporter)](https://goreportcard.com/report/github.com/nginxinc/nginx-prometheus-exporter) ![GitHub all releases](https://img.shields.io/github/downloads/nginxinc/nginx-prometheus-exporter/total?logo=github) ![GitHub release (latest by SemVer)](https://img.shields.io/github/downloads/nginxinc/nginx-prometheus-exporter/latest/total?sort=semver&logo=github) [![GitHub release (latest SemVer)](https://img.shields.io/github/v/release/nginxinc/nginx-prometheus-exporter?logo=github&sort=semver)](https://github.com/nginxinc/nginx-prometheus-exporter/releases/latest) ![GitHub go.mod Go version](https://img.shields.io/github/go-mod/go-version/nginxinc/nginx-prometheus-exporter?logo=go) [![Docker Pulls](https://img.shields.io/docker/pulls/nginx/nginx-prometheus-exporter?logo=docker&logoColor=white)](https://hub.docker.com/r/nginx/nginx-prometheus-exporter) ![Docker Image Size (latest semver)](https://img.shields.io/docker/image-size/nginx/nginx-prometheus-exporter?logo=docker&logoColor=white&sort=semver)
 
 # NGINX Prometheus Exporter