New Crowdin updates (#3005)

* New translations settings.php (Spanish, Argentina)

* New translations settings.php (Polish)

* New translations settings.php (Estonian)

* New translations errors.php (Spanish, Argentina)

* New translations settings.php (Japanese)

* New translations activities.php (German Informal)

* New translations auth.php (German Informal)

* New translations settings.php (French)

* New translations settings.php (Spanish)

* New translations settings.php (Arabic)

* New translations settings.php (Bulgarian)

* New translations settings.php (Catalan)

* New translations settings.php (Norwegian Bokmal)

* New translations settings.php (German Informal)

* New translations settings.php (Bosnian)

* New translations settings.php (Czech)

* New translations settings.php (Slovak)

* New translations settings.php (Danish)

* New translations settings.php (German)

* New translations settings.php (Hebrew)

* New translations settings.php (Hungarian)

* New translations settings.php (Italian)

* New translations settings.php (Korean)

* New translations settings.php (Lithuanian)

* New translations settings.php (Dutch)

* New translations settings.php (Portuguese)

* New translations settings.php (Russian)

* New translations settings.php (Slovenian)

* New translations settings.php (Latvian)

* New translations settings.php (Swedish)

* New translations settings.php (Turkish)

* New translations settings.php (Ukrainian)

* New translations settings.php (Chinese Simplified)

* New translations settings.php (Chinese Traditional)

* New translations settings.php (Vietnamese)

* New translations settings.php (Portuguese, Brazilian)

* New translations settings.php (Indonesian)

* New translations settings.php (Persian)

* New translations settings.php (Croatian)

* New translations validation.php (German Informal)

resources/lang/cs/settings.php

@@ -248,6 +248,7 @@ return [
         'de_informal' => 'Deutsch (Du)',
         'es' => 'Español',
         'es_AR' => 'Español Argentina',
+        'et' => 'Eesti Keel',
         'fr' => 'Français',
         'he' => 'עברית',
         'hr' => 'Hrvatski',