Merge pull request #65 from jenkinsci/bugfix/main-branch-readme

Update master branch to main on README.md

README.md

@@ -1,9 +1,9 @@
 # Skip notifications trait plugin
 
-[![Build Status](https://ci.jenkins.io/job/Plugins/job/skip-notifications-trait-plugin/job/master/badge/icon)](https://ci.jenkins.io/job/Plugins/job/skip-notifications-trait-plugin/job/master/)
+[![Build Status](https://ci.jenkins.io/job/Plugins/job/skip-notifications-trait-plugin/job/main/badge/icon)](https://ci.jenkins.io/job/Plugins/job/skip-notifications-trait-plugin/job/main/)
 [![Jenkins Plugin](https://img.shields.io/jenkins/plugin/v/skip-notifications-trait.svg)](https://plugins.jenkins.io/skip-notifications-trait)
 [![GitHub release](https://img.shields.io/github/release/jenkinsci/skip-notifications-trait-plugin.svg?label=changelog)](https://github.com/jenkinsci/skip-notifications-trait-plugin/releases/latest)
-[![GitHub license](https://img.shields.io/github/license/jenkinsci/skip-notifications-trait-plugin)](https://github.com/jenkinsci/skip-notifications-trait-plugin/blob/master/LICENSE.md)
+[![GitHub license](https://img.shields.io/github/license/jenkinsci/skip-notifications-trait-plugin)](https://github.com/jenkinsci/skip-notifications-trait-plugin/blob/main/LICENSE.md)
 [![Jenkins Plugin Installs](https://img.shields.io/jenkins/plugin/i/skip-notifications-trait.svg?color=blue)](https://plugins.jenkins.io/skip-notifications-trait)
 
 This is an extension plugin which adds custom feature to the Bitbucket and GitHub Branch Source plugins, allowing to disable build status notifications.