Add swedish local (#913)

* add swedish local

* added to changelog

* add to TestLocalizationService

* build(deps): bump brace-expansion from 1.1.11 to 1.1.12 in /docs (#909)

Bumps [brace-expansion](https://github.com/juliangruber/brace-expansion) from 1.1.11 to 1.1.12.
- [Release notes](https://github.com/juliangruber/brace-expansion/releases)
- [Commits](https://github.com/juliangruber/brace-expansion/compare/1.1.11...v1.1.12)

---
updated-dependencies:
- dependency-name: brace-expansion
  dependency-version: 1.1.12
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* add local (signed this time hopefully)

* Update sv.json

Co-authored-by: David Marby <david@dmarby.se>
Signed-off-by: axel <mail@axell.me>

* Update sv.json

Co-authored-by: David Marby <david@dmarby.se>
Signed-off-by: axel <mail@axell.me>

* Update localization_test.go

Co-authored-by: Jonathan Herlin <Jonte@jherlin.se>
Signed-off-by: axel <mail@axell.me>

* Update sv.json

Co-authored-by: Jonathan Herlin <Jonte@jherlin.se>
Signed-off-by: axel <mail@axell.me>

* Update sv.json

Co-authored-by: Jonathan Herlin <Jonte@jherlin.se>
Signed-off-by: axel <mail@axell.me>

* Update sv.json

Co-authored-by: Jonathan Herlin <Jonte@jherlin.se>
Signed-off-by: axel <mail@axell.me>

* Update sv.json

Co-authored-by: Jonathan Herlin <Jonte@jherlin.se>
Signed-off-by: axel <mail@axell.me>

* Update sv.json

---------

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: axel <mail@axell.me>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: David Marby <david@dmarby.se>
Co-authored-by: Jonathan Herlin <Jonte@jherlin.se>

lib/localization/localization_test.go

@@ -28,6 +28,7 @@ func TestLocalizationService(t *testing.T) {
 		"ru":    "Загрузка...",
 		"zh-CN": "加载中...",
 		"zh-TW": "載入中...",
+		"sv" : "Laddar...",
 	}
 
 	var keys []string