Removed version line from the yaml file as it is obsolete

Preparation for Netbox 3.5 ...

- Reports and Scripts have changed in Netbox 3.5. They need to be uploaded now.
  The Docker compose now creates a volume as it does for the media files
- Napalm has been removed from Netbox 3.5
  All configuration entries for Napalm were removed and napalm itself is removed from the requirements file
- Removed Gunicorn from the image
  Nginx Unit has been used for a while now. No need to install Gunicorn

Merge pull request #955 from tobiasge/953-default-admin ...

Don't create superuser with default credentials

Don't create superuser with default credentials

Fixed Github action badge

Fix syntax of docker compose commands ...

Docker compose's syntax changed as of Compose v2 (source: https://docs.docker.com/compose/reference/).  Replaced references of "docker-compose" with "docker compose" to align with this change.

Improved README.md ...

- Removed the hint to the `-ldap` tags that where discontinnued with version 2.0.
- Increased minimum Docker version to reflect the needed version for running newer Ubuntu versions. See: https://medium.com/nttlabs/ubuntu-21-10-and-fedora-35-do-not-work-on-docker-20-10-9-1cd439d9921
- Fixed some Markdown linter errors

Fixed textlint errors

Fixed GHCR link

Add missing words

More overhaul of the README

Add ghcr

Update the README with regards to the tags

Sponsor Message

New Slack and wording improvements in templates

Remove MicroBadger Badges ...

The service will shutdown in 2021:
https://microbadger.com/shutdown

Move Documentation about Version to Wiki ...

See https://github.com/netbox-community/netbox-docker/wiki/Version.

NetBox should always be referred to as NetBox ...

Fix all instances of "Netbox".

```Shell
git ls-files -z . | xargs --null -I '{}' find './{}' -type f -print0 | xargs --null sed --in-place --regexp-extended 's#Netbox#NetBox#g;'
```

Ref: https://netbox.readthedocs.io/en/stable/development/style-guide/#branding

Gunicorn is replaced with nginx-unit ...

We now serve Netbox with an nginx-unit instance instead of Gunicorn.
This allows us to get rid of the extra Nginx container because Unit is
also serving the static files. The static files are now collected at container
buildtime instead of every startup.

Merge pull request #370 from netbox-community/GettingHelp ...

Introducing our Github Community

Introduce our Github Community

Add quay.io as fallback registry

Mention monitoring in README

Revert most changes

Adds Prometheus/Grafana monitoring infrastructure

Update README.md ...

fix spelling mistake

Fix typo in overriding docker-compose config

Improved the README ...

- adjust the _Quick Start_ section to match the instructions in the _Getting Started_ guide on our wiki
- Adds a new _Getting Help_ section
- Improvements in explaining the tags of the published Docker image

Remove references to the old build system

Fix link