Gitter - Drop communication channel (#3066)

README.md

@@ -1,7 +1,6 @@
 # DNSControl
 
 [![StackExchange/dnscontrol/build](https://github.com/StackExchange/dnscontrol/actions/workflows/pr_test.yml/badge.svg)](https://github.com/StackExchange/dnscontrol/actions/workflows/pr_test.yml)
-[![Gitter chat](https://badges.gitter.im/dnscontrol/Lobby.png)](https://gitter.im/dnscontrol/Lobby)
 [![Google Group](https://img.shields.io/badge/google%20group-chat-green.svg)](https://groups.google.com/forum/#!forum/dnscontrol-discuss)
 [![PkgGoDev](https://pkg.go.dev/badge/github.com/StackExchange/dnscontrol)](https://pkg.go.dev/github.com/StackExchange/dnscontrol/v4)
 

documentation/release-engineering.md

@@ -74,15 +74,7 @@ https://github.com/StackExchange/dnscontrol/releases/tag/v$VERSION
 it.  [Click here to join](https://groups.google.com/g/dnscontrol-discuss).
 {% endhint %}
 
-## Step 5. Announce it via chat
-
-Mention on [https://gitter.im/dnscontrol/Lobby](https://gitter.im/dnscontrol/Lobby) that the new release has shipped.
-
-```text
-ANNOUNCEMENT: dnscontrol v$VERSION has been released! https://github.com/StackExchange/dnscontrol/releases/tag/v$VERSION
-```
-
-## Step 6. Get credit
+## Step 5. Get credit
 
 Mention the fact that you did this release in your weekly accomplishments.