Don't require `enabled: true` - helps distributions without
separate available/enabled directories and prevents error:
"Rendering SLS 'production:nginx.servers' failed: Jinja variable 'list
object' has no attribute 'enabled'"

Signed-off-by: Georg Pfuetzenreuter <mail@georg-pfuetzenreuter.net>

* Automated using https://github.com/myii/ssf-formula/pull/454

* Automated using https://github.com/myii/ssf-formula/pull/453

* Automated using https://github.com/myii/ssf-formula/pull/452

* Automated using https://github.com/myii/ssf-formula/pull/450

* Automated using https://github.com/myii/ssf-formula/pull/449

* Automated using https://github.com/myii/ssf-formula/pull/447

* Automated using https://github.com/myii/ssf-formula/pull/444

* Automated using https://github.com/myii/ssf-formula/pull/442

* Automated using https://github.com/myii/ssf-formula/pull/441

* Automated using https://github.com/myii/ssf-formula/pull/439

* Automated using https://github.com/myii/ssf-formula/pull/437

* Automated using https://github.com/myii/ssf-formula/pull/433

* Automated using https://github.com/myii/ssf-formula/pull/431

* Automated using https://github.com/myii/ssf-formula/pull/428

* Automated using https://github.com/myii/ssf-formula/pull/427

* Automated using https://github.com/myii/ssf-formula/pull/426

* Automated using https://github.com/myii/ssf-formula/pull/425

* Automated using https://github.com/myii/ssf-formula/pull/424

* Automated using https://github.com/myii/ssf-formula/pull/423

* Automated using https://github.com/myii/ssf-formula/pull/422

* Automated using https://github.com/myii/ssf-formula/pull/421

## [2.8.1](https://github.com/saltstack-formulas/nginx-formula/compare/v2.8.0...v2.8.1) (2022-03-02)

### Bug Fixes

* **debian:** avoid adding repositories entries multiple times ([d1d3e55](d1d3e552ad)), closes [/github.com/saltstack/salt/issues/59785#issuecomment-826590482](https://github.com//github.com/saltstack/salt/issues/59785/issues/issuecomment-826590482)

### Continuous Integration

* update linters to latest versions [skip ci] ([512fe00](512fe00a06))

### Tests

* **repository:** use `system.platform[:codename]` [skip ci] ([0e51694](0e51694c2a))
* **system:** add `build_platform_codename` [skip ci] ([5f1a289](5f1a289f11))

fix(debian): avoid adding repositories entries multiple times

Entries are being duplicated as described in

* https://github.com/saltstack/salt/issues/60220 and
* https://github.com/saltstack/salt/issues/59785#issuecomment-826590482

* Automated using https://github.com/myii/ssf-formula/pull/419

* Automated using https://github.com/myii/ssf-formula/pull/416

Tested:

* https://gitlab.com/myii/nginx-formula/-/pipelines/470231421

* Automated using https://github.com/myii/ssf-formula/pull/415

* Automated using https://github.com/myii/ssf-formula/pull/414

* Automated using https://github.com/myii/ssf-formula/pull/412

# [2.8.0](https://github.com/saltstack-formulas/nginx-formula/compare/v2.7.5...v2.8.0) (2022-02-03)

### Code Refactoring

* **pkgs:** readbility ([b76e8cc](b76e8cc664))

### Continuous Integration

* **kitchen+gitlab:** update for new pre-salted images [skip ci] ([7fcb960](7fcb9608cd))

### Features

* **debian:** use keyrings instead of key_ids ([037c13a](037c13a674))

### Reverts

* **pkg:** use grains.osfinger in a format suitable for all platforms ([8fee9f0](8fee9f05bd))

### Styles

* **map.jinja:** remove empty line ([ae52641](ae52641cfc))

### Tests

* **repository:** favor `platform` over `os` ([c16ecf8](c16ecf82f5))

feat(debian): use keyrings instead of key_ids

* Automated using https://github.com/myii/ssf-formula/pull/410

## [2.7.5](https://github.com/saltstack-formulas/nginx-formula/compare/v2.7.4...v2.7.5) (2022-02-02)

### Bug Fixes

* **snippets:** make sure they're deployed before being used ([9dfc1c1](9dfc1c1b2f))

### Continuous Integration

* **3003.1:** update inc. AlmaLinux, Rocky & `rst-lint` [skip ci] ([6a42a9b](6a42a9bdf8))
* **freebsd:** update with latest pre-salted Vagrant boxes [skip ci] ([860fabe](860fabe327))
* **gemfile:** allow rubygems proxy to be provided as an env var [skip ci] ([1557473](155747346c))
* **gemfile+lock:** use `ssf` customised `inspec` repo [skip ci] ([a11da83](a11da83d03))
* **gitlab-ci:** enable instance after upstream issue resolved [skip ci] ([79499e8](79499e841b))
* **kitchen:** move `provisioner` block & update `run_command` [skip ci] ([6b65017](6b650177aa))
* **kitchen+ci:** update with `3004` pre-salted images/boxes [skip ci] ([30f87cc](30f87cc84b))
* **kitchen+ci:** update with latest `3003.2` pre-salted images [skip ci] ([70a1f31](70a1f3135c))
* **kitchen+ci:** update with latest CVE pre-salted images [skip ci] ([e041418](e0414181a7))
* **vagrant:** replace FreeBSD 12.2 with 12.3 [skip ci] ([7deb74f](7deb74fdbc))
* add Debian 11 Bullseye & update `yamllint` configuration [skip ci] ([fa8a5db](fa8a5db507))
* **kitchen+gitlab:** remove Ubuntu 16.04 & Fedora 32 (EOL) [skip ci] ([d15f3de](d15f3decb3))

fix(snippets): make sure they're deployed before being used

* Automated using https://github.com/myii/ssf-formula/pull/409

* Automated using https://github.com/myii/ssf-formula/pull/408

* Automated using https://github.com/myii/ssf-formula/pull/407

* Automated using https://github.com/myii/ssf-formula/pull/405

* Automated using https://github.com/myii/ssf-formula/pull/404

* Automated using https://github.com/myii/ssf-formula/pull/398

* Automated using https://github.com/myii/ssf-formula/pull/397

* Automated using https://github.com/myii/ssf-formula/pull/396