Update grafana 9.3.6 -> 9.4.1

Fixes https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/2524

We don't need this anymore. No one should be using matrix-nginx-proxy
anymore.

Add example config + readme for fronting playbook's traefik with own nginx on same server

This helps people who run federation on another domain (etc.).
They should now easily be able to add a custom rule for federation traffic.

This allows people wishing to change or unset the resolver,
to have a single variable which they can toggle.

Unsetting the resolver is useful for using your own certificates
(not coming from a certificate resolver).

Update irc appservice

Fixes https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/2522

Fix documentation when fronting traefik with another reverse proxy

update mautrix-telegram 0.12.2 -> 0.13.0

Fix typo in changelog

Change documentation for host bind port when fronting traefik with another reverse proxy

fix postgres version detection in the borg role

Update ntfy 2.0.1 -> 2.1.0

Fixes a regression introduced in 0220c851e8

Add rageshake server