Updated Korean to be correct country code

app/Config/app.php

@@ -52,7 +52,7 @@ return [
     'locale' => env('APP_LANG', 'en'),
 
     // Locales available
-    'locales' => ['en', 'ar', 'de', 'de_informal', 'es', 'es_AR', 'fr', 'hu', 'nl', 'pt_BR', 'sk', 'cs', 'sv', 'kr', 'ja', 'pl', 'it', 'ru', 'uk', 'zh_CN', 'zh_TW', 'tr'],
+    'locales' => ['en', 'ar', 'de', 'de_informal', 'es', 'es_AR', 'fr', 'hu', 'nl', 'pt_BR', 'sk', 'cs', 'sv', 'ko', 'ja', 'pl', 'it', 'ru', 'uk', 'zh_CN', 'zh_TW', 'tr'],
 
     //  Application Fallback Locale
     'fallback_locale' => 'en',

app/Http/Middleware/Localization.php

@@ -27,7 +27,7 @@ class Localization
         'fr' => 'fr_FR',
         'it' => 'it_IT',
         'ja' => 'ja',
-        'kr' => 'ko_KR',
+        'ko' => 'ko_KR',
         'nl' => 'nl_NL',
         'pl' => 'pl_PL',
         'pt_BR' => 'pt_BR',

resources/lang/en/settings.php

@@ -152,7 +152,7 @@ return [
         'sk' => 'Slovensky',
         'cs' => 'Česky',
         'sv' => 'Svenska',
-        'kr' => '한국어',
+        'ko' => '한국어',
         'ja' => '日本語',
         'pl' => 'Polski',
         'it' => 'Italian',