Update status badge (kube-burner#345)

Signed-off-by: Raul Sevilla <[email protected]>

.github/workflows/pullrequest.yml

@@ -1,6 +1,10 @@
 # pullrequest.yml
 name: Pull Request Workflow
 
+on:
+  push:
+    branches:
+      - master
 on:
   pull_request_target:
     branches:

README.md

@@ -1,6 +1,6 @@
 ![Kube-burner Logo](./media/logo/kube-burner-logo.png)
 
-[![Build Status](https://github.com/cloud-bulldozer/kube-burner/workflows/Go/badge.svg?branch=master)](https://github.com/cloud-bulldozer/kube-burner/actions?query=workflow%3AGo)
+[![Status](https://github.com/cloud-bulldozer/kube-burner/actions/workflows/pullrequest.yml/badge.svg?branch=master&event=push)](https://github.com/cloud-bulldozer/kube-burner/actions/workflows/pullrequest.yml)
 [![Go Report Card](https://goreportcard.com/badge/github.com/cloud-bulldozer/kube-burner)](https://goreportcard.com/report/github.com/cloud-bulldozer/kube-burner)
 [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)