added .well-known path to Caddy2 example, closes #1442

Update Element version (v1.9.7 -> v1.9.8)

Related to https://github.com/matrix-org/synapse/issues/11604

Getting an upstream fix is preferable. In any case, it's probably nice
to have this defined explicitly in our configuration. This way, people
can more easily discover that they can override the URL preview
language.

Update synapse-admin to newest tagged release

Update ansible-lint version to 5.3.1

Fixes https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/1468

Fixes https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/1461

ansible lint workflow

Remove a space from XMPP_INTERNAL_MUC_DOMAIN

The domain is invalid with space, so it shouldn't be here

avoiding common pitfalls that can easily lead to bugs or make code harder to maintain

GoMatrixHosting v0.6.7

Related to https://github.com/spantaleev/matrix-docker-ansible-deploy/pull/1464

Update Jitsi to stable-6726-1

Update coturn (4.5.2-r4 -> 4.5.2-r8)

Grafana Updata (8.3.1 -> 8.3.3)

Playbook config copied from mautrix-facebook and altered accordingly.

* Copy/update mautrix_facebook group_vars to mautrix_twitter
* Replace facebook -> twitter, fb -> twt, remove presence var
* Enable playbook in setup.yml

Remove references to sqlite since we should just use postgres from the
outset.

Updates based off the variable names used in mautrix-facebook role.

Also update port number in defauts/main.yml, and disable presence
checking, because Twitter doesn't support that.

Source: 12f420ab95/mautrix_twitter/example-config.yaml

find roles/matrix-bridge-mautrix-twitter -type f -exec sed -i \
  -e 's/facebook/twitter/g' \
  -e 's/Facebook/Twitter/g' \
  -e 's/FB/Twitter/g' \
  -e 's/fb/twitter/g' {} +

Related to https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/1459
and https://github.com/spantaleev/matrix-docker-ansible-deploy/pull/1452

(Security fix) Update Element 1.9.6 -> 1.9.7

Ref: https://matrix.org/blog/2021/12/13/disclosure-buffer-overflow-in-libolm-and-matrix-js-sdk

Update Jitsi Version (stable-6173 => stable-6727)

Updated signald docker image path

Fix email sending broken by #1406

* Upgrade Mjolnir from 1.1.20 to version 1.2.1

https://hub.docker.com/r/matrixdotorg/mjolnir/tags

using the "latest" tag seems inefficient as it doesn't actually redirect to the latest release

In any case, the latest release is now 1.2.1

docker pull matrixdotorg/mjolnir:v1.2.1

* Fixup

Co-authored-by: Slavi Pantaleev <slavi@devture.com>