Update element (1.7.5 -> 1.7.7)

Use the same naming convention as the other mx-puppet suite.

Caddy2 Caddyfile example and Comment in examples/host_vars.yml

Update configuring-playbook-jitsi.md

Changes matrix_dimension_integrations_ui_url from /riot to /element h…

PullRequest

Removes DS-Store

Fix links to using your own webserver doc

modified example for jitsi ldap authentication to show all available variables.

Related to #643 (Github Issue)

Change anonymized to general

Change anonymized to more proper term as server vice this is not anonymized. Server name is the first parameter that is collected. And if server happens to be for individual use these statistics would be at personal level without any anonymising.

This is mainly to address SSL renewal not working for us due to:
- https://github.com/ansible/ansible/issues/71213
- https://github.com/ansible/ansible/pull/71207

Using the cron module was hacky anyway. We shouldn't need an extra
level of buggy abstraction to manage a cronjob file.

Fixes #106 (Github Issue).

We recently had a report of the Postgres backup container's log file
growing the size of /var/lib/docker until it ran out of disk space.

Trying to prevent similar problems in the future.

Certain more-minimal Debian installations may not have
lsb-release installed, which makes the playbook fail.

We need lsb-release on Debian, so that ansible_lsb
could tell us if this is Debian or Raspbian.

Update certbot (1.6.0 -> 1.7.0)

Update nginx (1.19.1 -> 1.19.2)

Update postgres versions (12.3 -> 12.4, etc)

Undo ill-advised change