prioritize matrix support for quick q/a

.github/ISSUE_TEMPLATE/config.yml

@@ -1,11 +1,11 @@
 blank_issues_enabled: false
 contact_links:
-  - name: 💬 IRC
-    url: https://kiwiirc.com/client/irc.freenode.net/#peertube
-    about: Chat with us via IRC for quick Q/A here
   - name: 💬 Matrix
     url: https://matrix.to/#/#peertube:matrix.org
     about: Chat with us via Matrix for quick Q/A here
+  - name: 💬 IRC
+    url: https://kiwiirc.com/client/irc.freenode.net/#peertube
+    about: Chat with us via IRC for quick Q/A here
   - name: 🤷💻🤦 Forum
     url: https://framacolibri.org/c/peertube
     about: You can ask and answer other questions here

README.md

@@ -135,8 +135,8 @@ guide](https://github.com/Chocobozzz/PeerTube/blob/develop/.github/CONTRIBUTING.
 You can also join the cheerful bunch that makes our community:
 
 * Chat<a name="contact"></a>:
-  * IRC : **[#peertube on chat.freenode.net:6697](https://kiwiirc.com/client/irc.freenode.net/#peertube)**
   * Matrix (bridged on IRC and [Discord](https://discord.gg/wj8DDUT)) : **[#peertube:matrix.org](https://matrix.to/#/#peertube:matrix.org)**
+  * IRC : **[#peertube on chat.freenode.net:6697](https://kiwiirc.com/client/irc.freenode.net/#peertube)**
 * Forum:
   * Framacolibri: [https://framacolibri.org/c/peertube](https://framacolibri.org/c/peertube)