Change from freenode to libera.chat

#1136 [ci skip]

Author: probonopd

README.md

@@ -1,4 +1,4 @@
-# AppImageKit [![Build Status](https://travis-ci.org/AppImage/AppImageKit.svg?branch=appimagetool/master)](https://travis-ci.org/AppImage/AppImageKit) ![Downloads](https://img.shields.io/github/downloads/AppImage/AppImageKit/total.svg) [![Codacy Badge](https://api.codacy.com/project/badge/Grade/ff60338a447941afb17c30f777314bee)](https://www.codacy.com/app/probonopd/AppImageKit?utm_source=github.com&utm_medium=referral&utm_content=AppImage/AppImageKit&utm_campaign=Badge_Grade) [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/probonopd/AppImageKit?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge) [![irc](https://img.shields.io/badge/IRC-%23AppImage%20on%20freenode-blue.svg)](https://webchat.freenode.net/?channels=AppImage) [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=ZT9CL8M5TJU72)
+# AppImageKit [![Build Status](https://travis-ci.org/AppImage/AppImageKit.svg?branch=appimagetool/master)](https://travis-ci.org/AppImage/AppImageKit) ![Downloads](https://img.shields.io/github/downloads/AppImage/AppImageKit/total.svg) [![Codacy Badge](https://api.codacy.com/project/badge/Grade/ff60338a447941afb17c30f777314bee)](https://www.codacy.com/app/probonopd/AppImageKit?utm_source=github.com&utm_medium=referral&utm_content=AppImage/AppImageKit&utm_campaign=Badge_Grade) [![irc](https://img.shields.io/badge/IRC-%23AppImage%20on%20libera.chat-blue.svg)](https://web.libera.chat/#AppImage) [![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=ZT9CL8M5TJU72)
 
 The __AppImage__ format is a format for packaging applications in a way that allows them to
 run on a variety of different target systems (base operating systems, distributions) without further modification. 
@@ -7,7 +7,7 @@ run on a variety of different target systems (base operating systems, distributi
 
 Using AppImageKit you can package desktop applications as AppImages that run on common Linux-based operating systems, such as RHEL, CentOS, Ubuntu, Fedora, Debian and derivatives.
 
-Copyright (c) 2004-19 Simon Peter <[email protected]> and contributors.
+Copyright (c) 2004-21 Simon Peter <[email protected]> and contributors.
 
 https://en.wikipedia.org/wiki/AppImage
 
@@ -32,7 +32,7 @@ Providing an [AppImage](http://appimage.org/) for distributing application has,
 
 [Here is an overview](https://appimage.github.io/apps) of projects that are already distributing upstream-provided, official AppImages.
 
-If you have questions, AppImage developers are on #AppImage on irc.freenode.net.
+If you have questions, AppImage developers are on #AppImage on irc.libera.chat.
 
 ## Motivation