Announce mautrix-twitter support

Related to https://github.com/spantaleev/matrix-docker-ansible-deploy/pull/1478

CHANGELOG.md

@@ -1,3 +1,10 @@
+# 2021-12-22
+
+## Twitter bridging support via mautrix-twitter
+
+Thanks to [Matthew Cengia](https://github.com/mattcen) and [Shreyas Ajjarapu](https://github.com/shreyasajj), besides [mx-puppet-twitter](docs/configuring-playbook-bridge-mx-puppet-twitter.md), bridging to [Twitter](https://twitter.com/) can now also happen with [mautrix-twitter](docs/configuring-playbook-bridge-mautrix-twitter.md).
+
+
 # 2021-12-14
 
 ## (Security) Users of the Signal bridge may wish to upgrade it to work around log4j vulnerability

docs/configuring-playbook-bridge-mautrix-twitter.md

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 # Setting up Mautrix Twitter (optional)
 
+**Note**: bridging to [Twitter](https://twitter.com/) can also happen via the [mx-puppet-twitter](configuring-playbook-bridge-mx-puppet-twitter.md) bridge supported by the playbook.
+
 The playbook can install and configure [mautrix-twitter](https://github.com/tulir/mautrix-twitter) for you.
 
 See the project's [documentation](https://github.com/tulir/mautrix-twitter/wiki#usage) to learn what it does and why it might be useful to you.

docs/configuring-playbook-bridge-mx-puppet-twitter.md

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 # Setting up MX Puppet Twitter (optional)
 
+**Note**: bridging to [Twitter](https://twitter.com/) can also happen via the [mautrix-twitter](configuring-playbook-bridge-mautrix-twitter.md) bridge supported by the playbook.
+
 The playbook can install and configure
 [mx-puppet-twitter](https://github.com/Sorunome/mx-puppet-twitter) for you.